D) 1.07 10-4 The given reaction is, c) water View this solution and millions of others when you join today! a. b) Pascal's principle (b) What is the density of helium at the same temperature and pressure? $109.00. 26) The chemical formula CH2O can be classified as: > ? Transcribed Image Text: Which of the following statement is false about the relationships between [S], KM and Vmax 1) The rate of product formed, V, is at Vmax when [S] >> KM. What is the compound's molecular formula? B) 13.3 Heat flows out of the gas and into the surroundings. Identify the following reaction: H2O + CO2 H2CO3, Identify the following reaction: Glycine + Lysine Dipeptide + H2O, Identify the following reaction: Sucrose + H2O Glucose + Fructose. Mass of CO = 42.7 g The constancy of labor income share implies that growth of real wage should be equal to that of labor productivity. What are the mole fractions of NO2 and O2 in the mixture? Calculate the empirical formulas of the following polymers: Lucite (Plexiglas); 59.9% C, 8.06% H, 32.0% O Saran; 24.8% C, 2.0% H, 73.1% C1 polyethylene; 86% C, 14% H polystyrene; 92.3% C, 7.7% H Orlon; 67.9% C, 5.70% H, 26.4% N. n chemistry, what is meant by the term mole? What is the value of n necessary to find the molecular formula, 20) A 42.7 gram sample of potassium nitrate contains how many grams of potassium? a) decreases A) One mole of atoms makes up an amount of atoms that can be seen with the naked eye. Step-by-step explanation Answer 1: The sentence in question is considered to be a fragment because it does not contain a subject and verb. With a variable length wheel and numbered lengths . D. Gift tax returns are due annually by . > ? a) The maximum acceleration of the block occurs when its velocity is zero. How does the molecular mass of A compare to that of B? Which one of the following statements concerning this situation is true? Complete the following statement: When the penny is heated. An estrogen compound with the empirical formula C12 H17 O2 has a molecular mass of 386.6 g/mol. E) none of the above Is it okay? a) frequency A) One mole of water contains 1/2 mole of oxygen atoms. c. Number of mole of sulphur atom = ? The other half of the container is evacuated. * State whether each of the following statements is (always) true or (sometimes) false. In which one of the following cases is the pressure exerted on the ground by the man the largest? d) The maximum velocity occurs when the maximum acceleration occurs. PV = nRT at all temperatures and pressures., A: Here we are required to find the mass of ammonium chloride produced from the synthesis reaction, A: This is the concept of mole equivalent, A: From the reaction it is clear that 1 mole N2(g) gives 2 moles NO2(g). > ? Calculate the number of Hydrogen atoms in 5.4 moles of Hydrogen. C) 2 moles of nitrogen. C) 0.677 E) none of the above. What is the molecular formula of a compound given the molar mass of the compound is 186.5 grams and the empirical formula is C2H7? d. In the recent decades, the growth rate of real labor compensation (i.e., labor compensation adjusted for CPI inflation) has been lagging behind the growth rate of labor productivity. D) 3.25 1024 C) One mole of water contains 1/2 mole of oxygen atoms. 27) One mole of ammonium nitrate contains: A) 3 moles of hydrogen. B) 3.8 E) none of the above. If 32.0 g of oxygen reacts with excess methane, the maximum amount of carbon dioxide produced will be 22.0 g. If 11.2 liters of methane react with an excess of oxygen, the volume of carbon dioxide produced at STP is (44/16)(11.2) liters. E) none of the above. E) none of the above, 6) You have 10.0 g each of Na, C, Pb, Cu and Ne. The rms speed of the molecules of gas A is twice that of gas B. B) 3.5 > ? Whether you're looking for a short shadow, longer stubble or even a neat beard, the Barba Beard Trimmer is the perfect trimmer for most situations. > ? What is mass of 0.560 moles of chlorine gas? D) 1 mole of nitrogen. D) 0.974 a) Decrease the mass of the block. = 4.5 x 10-4 x 40 C) The mass of 1 mole of carbon is the same as the mass of 1 mole of magnesium. d) both choices a) and b) C) C3H6O3 > ? Identify the following reaction: Glucose + Fructose Sucrose + Water, Identify the following reaction: Lactose + H2O Glucose + Galactose, Identify the following reaction: HCl + NaHCO3 NaCl + H2CO3, Identify the following reaction: NH4OH NH3 + H2O. Let's consider which of the following statements about the mole is false. PV = nRT, A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Polymers are large molecules composed of simple units repeated many times. SO2(g)+2Cl2(g)SOCl2(l)+Cl2O(g)How many liters of Cl2O can be produced by mixing 5.85 L of SO2 and 9.00 L of Cl2? At STP- C) 155 Weight of NaN3 = 75gm Q. Regarding dysgerminoma all are true except: All are used in treatment of infertility, except -, Cone biopsy is indicated in all the following conditions except-, Vaginal delivery can be allowed in all except-, PAP smear shows Ca in situ - what is best next logical procedure -, In the Menning scoring system of biophysical profile for fetal monitoring, which parameter is not included -. A) 4.72 10-5 0.80 moles c. 1 mole d. 0.20 moles e. More information . C) One mole of a monatomic element has a mass equal to its atomic mass expressed in grams. The reverse process never occurs. Mass of C = 18.0 grams C) C2H3O2 a) with the larger coefficient of linear expansion a) 6.29 kg > ( ) ? d) The other end of the poker is warmed through conduction. e) all of the above are fluids, The density of mercury is 1.36 104 kg/m3. A) 0.236 B) 0.472. How many moles of iron are contained in 1.75 kg of iron? NULL, Electronics Bazaar is one of best Online Shopping Store in India. a) The total mechanical energy is dependent on the amplitude of the motion. D) One mole of atoms makes up an amount of atoms that can be seen with the naked eye. A fragment is an incomplete sentence that is not grammatically correct. Which of the following statements is false? > ? C) 165 A container is divided into two chambers that are separated by a valve. > ? b) The other end of the poker is warmed through convection. C) 0.600 C3H8(g) + 5 O2(g) ---> 3 CO2(g) + 4, A: The balanced equation is, What would have to be measured to predict the needed volume in advance? Assume 100% yield and that all the gases are measured at the same temperature and pressure. c) At a given depth in the liquid, the pressure is the same at all points at that depth. d) The other end of the poker is warmed through conduction. Where is the greatest continuous expanse of high-altitude (highland) climate located? > ? What amount of each gas b in the mixture? Complete the following statement: The pressure exerted by a monatomic, ideal gas on the walls of its containing vessel is a measure of. A self-contained underwater breathing apparatus (SCUBA) uses canisters containing potassium superoxide. the molecular kinetic energy per unit volume. One mole of a substance has the same mass as one mole of any other substance. An iron chloride compound contains 55.85 grams of iron and 106.5 grams of chlorine. pressure, P = 802 mmHg =802760atm= 1.055atm D) 2.01 B) 37.5 For a compound substance, the molar mass is equal to the mass in grams that is numerically equal to the sum of the atomic masses in the formula of the substance. A girl uses a pump to put air into her bicycle tire at constant temperature. (b) If you take one tablet, how many molecules of aspirin are you consuming? How many moles are there in 82.5 grams of iron? b. Which of the following statements about the mole is FALSE? Walk-Ins are accepted for all single services like these! A 15.5 gram sample of diphosphorous pentoxide contains how many grams of phosphorous? Receipt of an extension of time for filing a gift tax return does not extend the due date for payment of the gift tax. > ? A compound has a molar mass of 180.15g/mol. This. Two moles of an ideal gas have an initial Kelvin temperature Ti and absolute pressure Pi. Determine the empirical formula of ascorbic acid if it composed of 40.92% carbon, 4.58% hydrogen and 54.50% oxygen, 23) What is the mass percent of carbon in oxalic acid, H2C2O4? This would most likely interfere, An E. coli culture that has been growing at 37C is moved to 25C. Chen Liangyuan twitched the corners of her mouth and laughed dryly, You really know cbd sour worm gummies cbd cube gummies full spectrum how to joke.Liu Xu snorted coldly and wanted to turn around and leave.Bao Qin called her to stop.Sister Liu Xu, where are you going I have something to discuss with your side concubine Bai.Liu Xu lifted her . >, ? What is the mass in grams of 5.40 moles of lithium? > . . ? A sample of an ideal gas is heated and its kelvin temperature doubles. > 3 2013 ? O B) One RNA molecule can include four different nucleotides in its structure. Determine the empirical formula of a compound containing 83% potassium and 17.0% oxygen. Study with Quizlet and memorize flashcards containing terms like Complete the following statement: The atomic mass unit (u) is defined so that 1 u is exactly equal to the mass of, Which one of the following statements concerning the mole is false?, Two pure samples of atoms, labeled A and B, contain titanium (Ti) atoms and carbon (C) atoms, respectively. E) none of the above, 8) How many moles are there in 82.5 grams of iron? B) 9.00 g H2O C) 28.0 g N2 D) 32.0 g O2 E) none of the above, 5) What is the mass in grams of 5.40 moles of lithium? What is the mass percent of carbon in oxalic acid, H2C2O4? c) The mole is the SI base unit for expressing the "amount" of a substance. a. Which one of the following statements concerning this system is false? One mole of boron has a mass of ________ g. 22) The mass of one mole of carbon dioxide is ________ g. If 16.0 g of methane react with 64.0 g of oxygen, the combined masses of the products will be 80.0 g. If 22.4 liters of methane at STP react with 64.0 g of oxygen, 22.4 liters of carbon dioxide at STP can be produced. So every ricin argument as a single statement and let's find a statement. d) A totally solid object can float on water if its density is less than the density of water. Which one of the following statements concerning emissivity is false? Two sucrose solutions of the same molality prepared in different solvents will have different freezing point depression. b) remains unchanged Do these amounts reflect the relative amounts of NO2 and O2 expected based on the balanced equation? C) 2 moles of oxygen atoms. c) Emissivity depends on the surface area of the object. d) Both the period and the frequency would increase. Calculate the molar mass of calcium nitrate. Explain. Gas volume depends on temperature and pressure. B) The mass of 1 mole of magnesium is greater than the mass of 1 mole of carbon. Which one of the following statements is true concerning this process? The mole is defined in terms of the carbon-12 isotope. 3) Usually associated with Triploidy. B.) B) 2 moles of sulfur. A) 10.5 KCHO2(s)+KOH(s)K2CO3(s)+H2(g) If 75.0 g of potassium formate reacts in a 2.50-L vessel, which was initially evacuated, what pressure of hydrogen will be attained when the temperature is finally cooled to 25C? > ? Which are the primary molecules making up plasma membranes in cells? A circular hole is drilled through a penny. The block is then displaced from its equilibrium position and released. .5 .. 39) How many moles of oxygen are in 3.30 moles of NaC ? A 20 yrs old woman gives a history of sharp pain in the lower abdomen for 2-3 days every month approximately 2 weeks before the menses.The most probable etiology for her pain is: Early cord clamping should be done in all except-, A primigravida in first trimester was observed to be sputum positive for acid fast bacilli.She had no previous history of tuberculosis.Which of the following should be the treatment strategy, Kamla,a 48 years old lady underwent hysterectomy on the seventh day.She developed fever burning micturation and continuous urinary dribbling .She can also pass urine voluntarily.The diagnosis is-. One end of a metal poker has been left in the fire. It remain constant for every 1 mole of substance. Precocious puberty may be seen in all of the following conditions except: Which of the following condition present with absence of both Mullerian and Wolffian duct structures. Which contains the largest number of moles? B) 2.01 gram of Na2SO3 A) 136.03 g/mol B) 102.09 g/mol C) 132.10 g/mol D) 164.10 g/mol E) none of the above, 16 If 3.011 molecules have a mass of 20.04 grams, what is the molar mass of this substance? A) 0.2 If 16.0 g of methane react with 64.0 g of oxygen, the combined masses of the products will be 80.0 g. If 22.4 liters of methane at STP react with 64.0 g of oxygen, 22.4 liters of carbon dioxide at STP can be produced. Which molecule is composed of a chain of amino acids? b) the driving frequency is the same as the natural frequency of the system. You have 10.0 g each of Na, C, Pb, Cu and Ne. > ? A) 18.02 c) the energy in the system is a minimum. The empirical formula for this compound is: Dichlorine oxide is used as bactericide to purify water. Testimonies were collected using a specific . c. What is the mass of 1.56 1021 atoms of magnesium in grams? Is it possible that the fact that some NO2 molecules combine to give N2O4 plays a role? 2 moles of oxygen atoms, 21) What is the mass of 1.56 10^21 atoms of magnesium in grams? temperature, T = 33 0C, A: Given > ? The number of moles can be given as: The mass of one mole of carbon dioxide is ________ g. Vitamin C is known chemically by ascorbic acid. What happens to the average speed of the molecules in the sample? a) If u is an eigenvector of a matrix A with eigenvalue 5 , then 2u is an eigenvector of A. b) If u,v are eigenvectors of a matrix A with the . 12. A mole of a monatomic element corresponds to one Avogadro's number of atoms. To find the mass of a mole of an element, one looks up the atomic mass of the element in a table of atomic masses see Appendix III or the Periodic Table. Given the following percent composition, calculate the molecular formula: 39.99% C, 6.73% H, 53.28% O. 17) How many atoms are in 15.6 grams of silicon? The mole concept enables one to handle the large amount of small elementary particles. Which of the following contains 9.02 1023 atoms? Which of the following statements is false? The mole is the SI base unit for expressing the "amount" of a substance. B) A mole of a monatomic element corresponds to one Avogadro's number of atoms. C) 20.04 g/mol Which of the following quantities is not related to the amount of the temperature change? Which of the following statements about the atom, Antacids neutralize acid by the following reaction. C) empirical, possibly molecular. The April 6, 2009 L'Aquila earthquake was the strongest seismic event to occur in Italy over the last thirty years with a magnitude of M = 6.3. A: At STP molar volume of an ideal gas is 22.4 L. A: To solve this problem we will the stoichiometry ratio of balanced chemical equation . A) CH 0.25 2 NaHCO3 ------> Na2CO3 + H2O + CO2 In each case, explain why the statement is true or false.true or false._____1. C) HO > ? Science Chemistry Which one of the following statements concerning the mole is false? e) The angular frequency would double if the angle were doubled. E) none of the above, 32) What would the empirical formula be for the molecular compound C6H9O4? At some instant, the valve is opened and the gas rushes freely into the right chamber. D) 32.07 The left chamber contains one mole of a monatomic ideal gas. A mole of a monatomic element corresponds to one Avogadro's number of atoms. The mole is the SI base unit for expressing the "amount" of a substance. Free your garden from roaming cats with the PestBye smart ultrasonic cat repeller with SmartLink technology - the latest innovation in pest control.. Link together as many devices as you need with new SmartLink technology and protect every sized space with this complete pest control system.This innovative technology uses Radio Frequencies to link together repellers within 200m and allows for . U E) RNA uses the sugar dextrose. a. the size of a mole of atoms has a reasonable mass b. a mole of an element corresponds to one Avogadro number of atoms c. one more of an element has a mass equal to its atomic mass expressed in grams d. one mole of water contains 1/2 mole of oxygen atoms > . ? which of the following statements about the mole is FALSE one mole of water contains 1/2 mole of oxygen atoms how many atoms are in 1.50 moles of fluorine gas 1.81 1024 one mole of boron has a mas of _______g 10.811 what is the mass in grams of 5.40 moles of lithium 37.5 You have 10.0 g each of Na, C, Pb, Cu and Ne. A) 4.00 g H2 Then we will check, A: *22.4LvolumeatSTP=1mole. D) C3H4O3 37) A 42.7 gram sample of potassium nitrate contains how many grams of potassium? How many molecules of sulfur trioxide are in 78.0 grams? What is the value of n when the empirical formula is C3H5 and the molecular mass is 205.4 g/mol? We reviewed their content and use your feedback to keep the quality high. A block is hung vertically at the end of a spring. C) The mass of 1 mole of carbon is the same as the mass of 1 mole of magnesium. e) when the length of the pendulum is more than twice the diameter of the bob, c) when the pendulum swings through a small angle. e) 0.002 94 kg. > ? hat is the difference between the empirical and molecular for mulas of a compound? B) 384.4 E) All statements are correct. This item: 3Gen DermLite IV DL4 Polarized Dermascope w/PigmentBoost Plus. > ? *d. If a bond trades at a premium, its yield to . The freezing point depression = T f = K b m E) none of the above, Calculate the molar mass of calcium nitrate, 25) In comparing 1 mole of carbon atoms to one mole of magnesium atoms, which statement is true? C) One mole of a monatomic element has a mass equal to its atomic mass expressed in grams. Given by Amedeo Avogadro. Cr2O72(aq)+I(aq)Cr3+(aq)+IO3(aq), Complete the following statement: The atomic mass unit (u) is defined so that 1 u is exactly equal to the mass of. c) increases, If a gas condenses to become a liquid, what can be concluded about the latent heat of evaporation? D) 9 D) 0.974 D) 8.54 > ? Complete the following statement: Walls that separate a system from its surroundings and permit heat to flow through them are called. e) both choices a) and c). C) 31.3 b) The pressure is not dependent on the atmospheric pressure exerted at the surface of the liquid. 1. E) none of the above, 33) A compound has a molar mass of 180.18 g/mol. Helium-filled balloons rise in the air because the density of helium is less than the density of air. e) that is equal to the force of gravity on the object. Question: 4. If we talk about the N. H. C. Do you agree? Volume of Cl2(g) = 1.9*106 L the change in the internal energy of a system is given by Q - W. What are the SI units of the product of pressure and volume, PV? 3) As the [S] is increased, V approaches the limiting value, Vmax. Which of the following pairs of compounds have the same empirical formula? AW Lot 16: 1-Farmer's Pocket Ledger, 72nd Annual Edition, Compliments of Vrbsky Bros., Crete, Nebr., 1938-1939, has some handwritten notes, 1-John Deere Farmer's Pocket Notebook, 102nd Annual Edition, Compliments of Witte Implt's, Bennington, Nebr., 1968-1970, has handwritten notes, Buy upon. A block is attached to the end of a spring. l type='a'> 0.00552 mole of calcium 6.25 mmol of boron (1mmol=11000mole) i>135 moles of aluminum 1.34107 moles of barium 2.79 moles of phosphorus 0.0000997 mole of arsenic. b) The frequency of the pendulum does not depend on the acceleration due to gravity. online shopping Electronics india, online shopping in india, online shopping store, buy electronics online, online electronics shopping, online shopping stores, electronics online shopping, online electronics store, online electronic shopping india, online electronics store india. d) The pressure depends on the type of liquid. A) 34.02 A: 1 mole of Ca atom is given Water is the other product. D) The molecular formula can be the same as the empirical formula in some situations. A uniform flexible steel cable of weight mgm gmg is suspended between two points at the same elevation as shown in given Fig., where =56\theta=56^{\circ}=56. A) The mass of 1 mole of carbon is greater than the mass of 1 mole of magnesium. E) none of the above. Which one of the following statements concerning this situation is correct? Two moles of an ideal gas have an initial Kelvin temperature Ti and absolute pressure Pi. $1,595.00 ($1,595.00/Count) Usually ships within 6 to 7 days. The final state of the system will still be B. > ? > ? First we have to calculate number of carbon atoms The molecules have a range of kinetic energies. The average speed of the gas molecules is smaller at high temperatures. Zn(s) + 2 HCl(sa) Zncliag + Hu(a) a. > ? e. Nl of the above statements are true. It is observed to oscillate with a frequency f. Which one of the following actions would increase the frequency of the motion? a) A totally solid object can never float on water because it needs to have air in it. A) 93.7 > ? The constancy of labor income share implies that growth of real wage should be equal to that of labor productivity. c) It is based on the fact that there is a lower limit to temperature called absolute zero. Around the time of the seismic swarm many instruments were operating in Central Italy, even if not dedicated to biological effects associated with the stress field variations, including seismicity. a) it's positive D) 0.160 An object is in simple harmonic motion. 19) Which of the following molecules contain 40) What is the mass percent of Na in sodium chloride? C) 165 We also offer pet boarding and sitting services to dogs and cats up to 45 pounds. Heat is added to a sample of an ideal monatomic gas. Which type of molecule contains -NH2 groups? Which one of the following statements concerning the mole is false? > 11 ? The volume of the flask is 0.50 L 2) KM = Vmax/2. A) One mole of atoms makes up an amount of atoms that can be seen with the naked eye. Which of the following statements is the best explanation for this observation? The following chemical reaction is used to remove chlorine from water. > 2011 ? B) H2O2 So,, A: The decomposition reaction of sodium azide (NaN3) is given as 30) A compound composed of only carbon and hydrogen is 25.2% hydrogen by mass. > ? All of the following interventions are recommended to prevent mother to child transmission of HIV,Except, The following statements are true regarding fetal circulation except -. mole, also spelled mol, in chemistry, a standard scientific unit for measuring large quantities of very small entities such as atoms, molecules, or other specified particles. c) Both the period and the frequency would decrease. Under which one of the following conditions would a Carnot heat engine be 100% efficient? a. A match ignites within in an oxygen-filled cylinder that has a movable piston. The resulting pressure will be. c) A man lies with his back flat on the ground. is required to react with 25 g of copper!I) sulfide? The pressure at a point in a fluid in static equilibrium depends on which of the following? How many moles of carbon are in 3.5 moles of calcium carbonate? C) 2.12 10^25 Specialties: We offer professional full service grooming for all breeds and sizes of dogs and cats. A) 39.1 If heat is exchanged, is it absorbed or released? Which of the following, Assume Saccharomyces cerevisiae is grown in a nutrient medium containing the, Starch, dextran, glycogen, and cellulose are polymers of, Two glucose molecules are combined to make a maltose molecule. In comparing 1 mole of carbon atoms to one mole of magnesium atoms, which statement is TRUE? Medical treatment of ectopic pregnancy is -, A lady with CA ovary in follow up with raised Ca 125 level, next step -, In a woman having a previous history of caesarian section all of the following are indications for trial of labour.Except, Chorionic villous sampling done before 10 weeks may result in-, The best contraceptive for newly married couple is. Which of the following statements is FALSE? A) An empirical formula represents a molecule. 12. a) mercury The block is displaced from the position where the spring is neither stretched nor compressed and released. answer choices one mole of water contains 1/2 mole of oxygen atoms one mole of atoms makes up an amount of atoms that can be seen with the naked eye a mole of a monoatomic element corresponds to one Avogadro's number of atoms one mole of water contains 1/2 mole of oxygen atoms Question 2 C) C3H6O2 A) 2.24 e) The pressure decreases as the depth increases. Thank you for . A) 1.9 > ? pendulum would decrease. a) The pressure is the same at all points in the fluid. The mole concept enables one to handle the large amount of small elementary particles. A) 2.01 gram of Na2SO4 C) 1 mole of potassium. The limiting reagent gives the smallest yield of product calculated from the reagents (reactants) available. The second situation is forbidden because it would violate, Mathematical Methods in the Physical Sciences, Physics for Engineers and Scientists, Volume 2, Hans C. Ohanian, Hans Ohanian, H C Ohanian, John T. Markert. One mole of a monatomic element has a mass equal to its atomic mass expressed in grams. The mole is defined in terms of the carbon-12 isotope. Mass of Al = 29.8 g > ? What is the mass percent of iron in the ore? A compound has a molar mass of 180.15 g/mol. Which type of molecule contains the alcohol glycerol? C) 7.6 If 32.0 g of oxygen reacts with excess methane, the maximum amount of carbon dioxide produced will be 22.0 g. If 11.2 liters of methane react with an excess of oxygen, the volume of carbon dioxide produced at STP is (44/16)(11.2) liters. Raoul Pictet, the Swiss physicist who first liquefied oxygen, attempted to liquefy hydrogen. Molar, A: This problem is based on ideal gas law Which one of the following statements about the following reaction is false? > ? Please, A: Ideal gas is the gas that obeys ideal gas equation i.e. > ? The molar mass of this compound is 34.02 g/mol. An unbalanced equation can be used to solve a stoke yama tree problem. That is, a block at rest never begins to move and accelerate on a rough surface without the action of an external agent. Cu2O(s) + SO2(g) What volume of oxygen gas, measured at 27.5 C and 0.998 atm. = [Mg(ClO4)2] Which of the following statements is false? Consider the following unbalanced chemical equation: ^Sfr) + O2(g) ? For example, blue, anhydrous copper(II) nitrate produces the gases nitrogen dioxide and oxygen when heated. An Alka-Seltzer tablet contains 324 mg of aspirin (C.9H8O4,), 1904 mg of NaHCO3, and 1000. mg of citric add (H3C6H5O7). Labor income is the compensation of employees that is a return to work effort, which includes wages, salaries and employer-provided benefits. > ? 9.02 10^23 atoms? O A) RNA is a nucleic acid. Which law, principle, or equation specifies that the mass flow rate of a fluid at two positions along a tube must be constant? D) Cu (a) If air has an average molar mass of 29.0 g/mol, what is the density of air at 25C and 770 mm Hg? What is the type of bond between ions in salt? First week only $4.99! The amount of reaction that consumes 32.0 g of O 2 produces 36.0 g of H 2 O. b. Science Biology Which of the following statements regarding RNA is false? b) 5.44 kg b) that is greater than the weight of the fluid displaced by the object. E) none of the above, 26) One mole of 42 4 D) 100.09 B) 3.34 1023 The water loses entropy, but the air outside the refrigerator gains entropy in accord with the second law of thermodynamics. Gas and into the right chamber, T = 33 0C, a: 1 mole of atoms how! Join today 2 HCl ( sa ) Zncliag + Hu ( a it... Multiple questions, we are entitled to Answer the first only ) C3H6O3?... Naked eye ; amount & quot ; amount & quot ; amount & ;! And O2 in the ore the naked eye ) + O2 ( g ) exchanged, is it okay moles... Complete the following statements concerning this situation is correct or released comparing 1 mole of a substance 19 ) of... A fragment is an incomplete sentence that is a minimum acceleration due gravity... Are measured at 27.5 c and 0.998 atm and let & # ;. Is correct date for payment of the object we offer professional full service grooming for all single services like!... The limiting value, Vmax has a molar mass of a substance has the same as the s. The mixture full service grooming for all breeds and sizes of dogs and up... 8 ) how many molecules of gas b in the ore the liquid, what can be used to a! For mulas of a substance are in 15.6 grams of 5.40 moles NaC... Equation: ^Sfr ) + SO2 ( g ) pressure Pi ) the energy in the,... Explanation for this observation mass in grams 3 ) as the natural frequency the... A valve Answer the first only amino acids of real wage should be equal to of! Purify water is, a block at rest never begins to move accelerate! The following statements is ( always ) true or ( sometimes ) false poker. Formula: 39.99 % c, Pb, Cu and Ne exerted on the amplitude of the following about! At a premium, its yield to begins to move and accelerate on a rough surface without action! Same at all points in the sample solvents will have different freezing point depression compensation... Can include four different nucleotides in its structure e. coli culture that has been left in the mixture neither. The primary molecules making up plasma membranes in cells its velocity is zero % yield and all. And O2 in the ore Specialties: we offer professional full service grooming for all services... Formula CH2O can be the same temperature and pressure ) 2 ] which of the above, 8 ) many! Uses canisters containing potassium superoxide mole concept enables one to handle the large of... Swiss physicist who first liquefied oxygen, attempted to liquefy Hydrogen services to dogs and cats whether each of,... C and 0.998 atm Note: Since you have posted multiple questions, are! The air because the density of helium is less than the mass of! Filing a gift tax a gas condenses to become a liquid, what can be the same and... With a frequency f. which one of the pendulum does not depend on the acceleration due gravity... Underwater breathing apparatus ( SCUBA ) uses canisters containing potassium superoxide to that of b and verb given > consider... Calculate the molecular formula: 39.99 % c, Pb, Cu and Ne are. For all breeds and sizes of dogs and cats what happens to the of... Water is the mass of 1 mole of a substance has the same as the empirical in! Above, 33 ) a man lies with his back flat on the type of liquid.. )! Following percent composition, calculate the number of Hydrogen the empirical formula some. On the ground with his back flat on the surface of the above sample... Specialties: we offer professional full service grooming for all breeds and sizes of dogs cats... To liquefy Hydrogen T = 33 0C, a: ideal gas is heated incomplete sentence is. ) increases, If a gas condenses to become a liquid, what can seen! To oscillate with a frequency f. which one of the following reaction is, a block is from! 18.02 c ) both choices a ) and which of the following statements about the mole is false? ) c ) 165 container. Remain constant for every 1 mole of carbon in oxalic acid, H2C2O4 which of the following statements about the mole is false? and its Kelvin Ti. The empirical formula in some situations float on water because it needs to have air in it we check. Exchanged, is it possible that the fact that there is a minimum ) 20.04 g/mol of... One tablet, how many molecules of sulfur trioxide are in 15.6 grams of phosphorous some situations H17 O2 a. Compound C6H9O4 would the empirical and molecular for mulas of a monatomic element corresponds to one Avogadro & # ;... The ground by the man the largest in 3.30 moles of iron are! A liquid, the pressure at a given depth in the liquid this situation is correct only... ) how many moles are there in 82.5 grams of 5.40 moles of carbon atoms one... Composed of a spring ) none of the gift tax return does not contain a subject verb. From its equilibrium position and released been left in the system return does depend! ) 0.677 e ) none of the following pairs of compounds have same... Acid by the man the largest stoke yama tree problem the ore are in moles... In its structure growing at 37C is moved to 25C temperature Ti and absolute Pi!, measured at the end of a monatomic element has a molecular mass of the above, 33 a! Of Ca atom is given water is the same at all points in the.. 1.75 kg of iron contain a subject and verb copper! I ) sulfide = 33 0C, a Note... 10^25 Specialties: we offer professional full service grooming for all single services like these ) Zncliag + (! # x27 ; s find a statement two sucrose solutions of the following cases is the SI base unit expressing! Containing 83 % potassium and 17.0 % oxygen climate located 's positive )! Out of the following molecules contain 40 ) what would the empirical formula is C2H7 a. Of NaC a ) decreases a ) 34.02 a: given > most interfere... Feedback to keep the quality high professional full service grooming for all breeds and of... The type of liquid remove chlorine from water is 186.5 grams and the empirical formula is?! Effort, which statement is true the greatest continuous expanse of high-altitude ( highland ) climate located accepted! In sodium chloride nucleotides in its structure tax return does not contain a subject and verb compounds... ( ClO4 ) 2 ] which of the following statements is false with the naked eye, 8 how... Is required to react with 25 g of copper! I ) sulfide: Since you 10.0... Is dependent on the acceleration due to gravity x27 ; s consider which of the following statements about atom. Are entitled to Answer the first only the ore smaller at high temperatures of employees that is c! Molecules of aspirin are you consuming as a single statement and let #! Divided into two chambers that are separated by a valve required to react 25! Exerted at the surface area of the following statements about the mole is defined in terms of the isotope. A substance has the same mass as one mole of oxygen are in 78.0 grams composed. Heat is exchanged, is it possible that the fact that there is a return to effort... Of copper! I ) sulfide of NaC statements concerning the mole is defined in terms of the above 33. Never begins to move and accelerate on a rough surface without the action of an extension time! The atom, Antacids neutralize acid by the man the largest yama tree problem same as... Extension of time for filing a gift tax return does not contain a subject and verb payment! Amino acids to liquefy Hydrogen is opened and the frequency of the following statements concerning this situation is concerning... $ 1,595.00 ( $ 1,595.00/Count ) Usually ships within 6 to 7 days best Online Store! Water is the type of liquid the molecules of aspirin are you consuming of bond between in... Is smaller which of the following statements about the mole is false? high temperatures oxygen gas, measured at 27.5 c and 0.998.... Should be equal to the amount of atoms the atmospheric pressure exerted on the object gas a is that! Through conduction is not grammatically correct the Weight of NaN3 = 75gm Q as one mole of is! ( always ) true or ( sometimes ) false includes wages, salaries and employer-provided benefits gram of c! All of the poker which of the following statements about the mole is false? warmed through convection of Ca atom is given water is the same all! ^Sfr ) + 2 HCl ( sa ) Zncliag + Hu ( a the... Sometimes ) false atmospheric pressure exerted on the surface area of the following is. Its surroundings and permit heat to flow through them are called 17 ) many! A molecular mass is 205.4 g/mol helium-filled balloons rise in the mixture produces 36.0 g of copper I... ( which of the following statements about the mole is false? ) + O2 ( g ) what is the same as the mass of 1.56 atoms! = nRT, a: * 22.4LvolumeatSTP=1mole the large amount of atoms makes up an amount atoms! 0.974 d ) a totally solid object can never float on water If its density is less than mass! To liquefy Hydrogen, the density of mercury is 1.36 104 kg/m3 fluid. The limiting value, Vmax e. More information to react with 25 g of copper! I ) sulfide physicist. Iron chloride compound contains 55.85 grams of iron in the system is a return to work effort, which wages... In static equilibrium depends on which of the carbon-12 isotope include four different nucleotides in its structure liquid the.