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


Answer: E

Physics & Space Science

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a.
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