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The molar mass of carbon monoxide or CO is 28.01 grams per mole. Scientists determine the molar mass of a compound by adding the atomic mass of each element contained in the molecule. The atomic mass of carbon is 12.01, and the atomic mass of oxygen is 16. Continue Reading.
Answer: 5.5 x 10 24 atoms C and O 6. Use the mole to convert among measurements of mass, volume, and number of particles. A Find the number of atoms in 16.5 grams of silver.Answer: 9.21 x 10 22 atoms Ag B What is the mass of 78 liters of nitrogen gas at STP? Answer: 98 g N2 C What is the volume of carbon monoxide if you have 152 grams of it at STP? Answer: 122 liters CO D How many molecules are there in 79 grams of water?Answer: 2.6.x 10 24 molecules H2O E Calculate the number of formula units of barium chloride in 95.78 grams.Answer: 2.769 x 10 23 f.u. BaCl2 F Calculate how many grams there are of 5.7 x 10 25 formula units of plumbous arsenate.nswer: 5.5 x 10 24 atoms C and O 6. Use the mole to convert among measurements of mass, volume, and number of particles. A Find the number of atoms in 16.5 grams of silver.