An Ideal Gas Is Kept in a Rigid Container That

question 21

Multiple Choice

An ideal gas is kept in a rigid container that expands negligibly when heated.The gas starts at a temperature of 20.0°C,and heat is added to increase its temperature.At what temperature will its root-mean-square speed (thermal speed) be double its value at 20.0°C?

• A) 40.0°C
• B) 141°C
• C) 313°C
• D) 400°C
• E) 899°C

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Definitions:

Total Fertility Rate

The mean number of children a woman is expected to have throughout her life, assuming the current fertility rates specific to various ages remain constant.

Average Number

The result obtained by adding several quantities together and then dividing this total by the number of quantities; the arithmetic mean.

Woman

is an adult human female.

Fertility-Rate Calculations

The computation of the average number of children that would be born to a woman over her lifetime in a specific population.