A 0.535 g sample of an unknown compound occupies 262 mL at 298K and 1.96 atm. What is the molar mass of the unknown compound? 89.0 g/mol 25.5 g/mol 39.3 g/mol 29.8 g/mol 21.7 g/mol

Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
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Chapter10: Gases And Their Properties
Section10.3: The Ideal Gas Law
Problem 10.8CYU: A 0.105-g sample of a gaseous compound has a pressure of 561 mm Hg in a volume of 125 mL at 23.0 C....
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A 0.535 g sample of an unknown compound occupies 262 mL at 298K and 1.96 atm. What is the molar mass of the unknown compound?

  • 89.0 g/mol
  • 25.5 g/mol
  • 39.3 g/mol
  • 29.8 g/mol
  • 21.7 g/mol
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