Author Question: In a mixture of hydrogen gas, oxygen gas, and nitrogen gas, the molecules with the greatest average ... (Read 141 times)

folubunmi · **on:** Jul 29, 2018

In a mixture of hydrogen gas, oxygen gas, and nitrogen gas, the molecules with the greatest average speed are those of

A) hydrogen.
B) oxygen.
C) nitrogen.
D) all the same

Question 2

At the same temperature, which has greater average speed in the air?

A) very light molecules
B) heavier molecules
C) both have equal average speeds.