Question

In a 10L vessel He gas is present at 2 atm pressure and 300K temperature Calculate mass.​

Answer 1

Answer:

3.248

Explanation:

P=2 atm

V=10L

n=?

R=0.0821

T=300k

so by PV=nRT

-> n=0.8120

so mass = n × molecular mass

0.8120×4

=3.248