A Flask with a Volume of 3

question 75

Multiple Choice

A flask with a volume of 3.16 L contains 9.33 g of an unknown gas at 32.0°C and 1.00 atm. What is the molar mass of the gas? (R = 0.08206 L • atm/K • mol)

• A) 7.76 g/mol
• B) 66.1 g/mol
• C) 73.9 g/mol
• D) 81.4 g/mol
• E) 144 g/mol

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