A gas mixture at 27 ˚C and 760 mm Hg contains 1.0 g each of He, H2, N2 and CO2. How do their average — Gases Chemistry Question
Question
A gas mixture at 27 ˚C and 760 mm Hg contains 1.0 g each of He, H2, N2 and CO2. How do their average molecular speeds compare?
A.
He = H2 = N2 = CO2
B.
CO2 < H2 = N2 < He
C.
He < H2 < N2 < CO2
D.✓ Correct
CO2 < N2 < He < H2
💬
Still have doubts about this question?
Practice more questions like this, completely free.