Question

A flask holds .20 mole h2, .50 mole co and .50 mole of he. The pressure is 500 mm hg. What is the partial pressure?

Answer 1

500 mm hg is for (50 +50+20)moles
for H2 it is 20/120*500=83.333
for CO
and He it is 50/120*500=208.333