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Question:

In an ideal gas at temperature T, the average force that a molecule applies on the walls of a closed container depends on T as Tq. As a good estimate for q is?

1/4

1/2

1

2

Solution:

The correct option is C 1
P=nMv2rms/3V
Thus pressure P∝v2rms and thus Force∝v2rms∝T