A 0 286 G Sample of Gas Occupies 125 ML at at 0.7985

question 119

Multiple Choice

A 0. 286 g sample of gas occupies 125 mL at 0.7985 bar and 25 °C. What is the molar mass of the gas?

• A) 5.9 g mol^-1
• B) 44 g mol^-1
• C) 59 g mol^-1
• D) 71 g mol^-1

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Definitions:

Normal Distributed

A statistical distribution where observations are equally distributed around the mean, creating a bell-shaped curve.

Significance Level

The threshold below which a p-value is considered statistically significant, typically set at 0.05 or 5%.

Random Sample

A selection made from a group where each individual has the same probability of being chosen.

Confidence Interval

A confidence interval is a range of values, derived from statistical analysis, that is likely to contain the value of an unknown population parameter.