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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Definitions:

L-Leucine

An essential amino acid used by the body in protein synthesis and various metabolic processes.

Aqueous Solution

An Aqueous Solution is any solution in which water (H2O) acts as the solvent.

pH

A scale used to specify the acidity or basicity of an aqueous solution, with values ranging from 0 to 14.

Alkyl Group

A group of atoms derived from an alkane, containing only carbon and hydrogen atoms, arranged in a chain.