Which Laboratory Observation Would Most Support the Kinetic Theory's Assumption

question 58

Multiple Choice

Which laboratory observation would most support the kinetic theory's assumption that gas molecules have little attraction for one another?

• A) A gas expands when the pressure on it is released.
• B) A gas with a lower formula mass diffuses more rapidly than one with a higher formula mass.
• C) A gas exerts the same pressure on each part of a container's wall.
• D) A gas has mass.

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Definitions:

Population mean

The average of a set of characteristics or values for the entire population.

Confidence interval estimate

A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter, given a specified level of confidence.

Standard deviation

A measure of the amount of variation or dispersion of a set of values, indicating how spread out the values in a data set are.

Electric usage

The amount of electrical energy consumed by a residence, industry, or equipment in a specific period.