The pressure of an ideal gas is doubled in an isothermal process.The root-mean-square speed of the molecules:
A)does not change
B)increases by a factor of
C)decreases by a factor of
D)increases by a factor of 2
E)decreases by a factor of 1/2

Question

Quizplus · Accepted Answer

In an isothermal process, the temperature remains constant. The root-mean-square speed of gas molecules depends only on the temperature, not on the pressure. Therefore, it does not change.

The Pressure of an Ideal Gas Is Doubled in an Isothermal