At 200K, the particles of gas X have an average velocity equal to that of Argon at 400K. What is the identity of X?

He
CO
HF
HBr
F2

Similar Questions
  1. I have another question. I've tried it and i keep getting it wrong.The average kinetic energy of a 1.85-g sample of argon gas in
    1. answers icon 0 answers
    1. answers icon 0 answers
    1. answers icon 0 answers
  2. What is the average velocity of the argonatoms in the gas phase at 75°F?
    1. answers icon 0 answers
more similar questions