A Container Having a Volume of 1

question 30

Multiple Choice

A container having a volume of 1.0 m³ holds 5.0 moles of helium gas at 50°C. If the helium behaves like an ideal gas, the average kinetic energy per molecule is

• A) 6.7 × 10−²⁰ J.
• B) 1.0 × 10−²¹ J.
• C) 1.0 × 10−²⁰ J.
• D) 6.7 × 10−²¹ J.
• E) 1.3 × 10−²⁰ J.

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Definitions:

Null Hypothesis

A default hypothesis that there is no significant difference or effect, often tested against an alternative hypothesis in statistical analysis.

Two-Tail Test

A statistical test that considers both directions of a distribution to determine if there is a significant difference from the hypothesized value, useful for checking inequalities.

Null Hypothesis

A default hypothesis that there is no difference or effect, often tested to determine the likelihood of observing the sample data.

Two-Tail Test

A statistical test that considers both the upper and lower tails of the distribution to test for extreme values in both directions from the mean.