Methane Gas,CH₄,effuses Through a Barrier at a Rate of 0

question 64

Multiple Choice

Methane gas,CH₄,effuses through a barrier at a rate of 0.568 mL/minute.If an unknown gas effuses through the same barrier at a rate of 0.343 mL/minute,what is the molar mass of the gas?

• A) 20.8 g/mol
• B) 28.0 g/mol
• C) 32.0 g/mol
• D) 44.0 g/mol
• E) 64.0 g/mol

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Definitions:

Face Validity

The extent to which a test or measurement appears effective in terms of its stated aims to those taking or observing it, on the surface level.

Construct Validity

The degree to which a test or instrument measures the theoretical construct it is intended to measure.

Correlate

To possess a reciprocal relationship or link, where one element influences or relies upon another.

Measures

Tools or instruments used to quantify or categorize variables, typically for the purpose of research or assessment.