Question

Three 9-L flasks fixed with pressure gauges and small valves each contian 1 g of gas at 269K. Flaks A contains He, flask B contains H₂ and flask C contains CH₄ Rank the flask contents in terms of

ANSWER a-f with one of the following

A>B>C

A>C>B

B>C>A

B>A>C

C>B>A

C>A>B

A=B=C

a)Pressure

b) average molecular kinetic energy

c) diffusion rate after valve is opened

d) total kinetic energy of the molecules

e) density

f)collision frequency