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Question
A certain ideal gas has a temperature 300 K and a pressure 5.0 x104 Pa. The molecules have a mean free path of 4.0 x10-7m. If the temperature is raised to 350 K and the pressure is reduced to 1.0 x104 Pa the mean free path is then:
A) 6.9 x10-8m
B) 9.3 x 10-8m
C) 3.4x 10-7m
D) 1.7 x 10-6m
E) 2.3 x 10-6m
Answer
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