# Solution: What is the volume occupied at STP by a mixture of 4.00 g of...

###### Question

What is the volume occupied at STP by a mixture of 4.00 g of He(g), 2.00 g of H2(g) and 32.0 g of O2(g)?

A. 6.15 L

B. 11.2 L

C. 22.4 L

D. 44.8 L

E. 67.2 L