1-10. A cylinder contains 8 gms of He, 40 gms of Ne and 80 gms of Ar. (Molecular weights of the components are 4, 20 and 40 respectively)1. How many moles of He are there in the cylinder?

1-10. A cylinder contains 8 gms of He, 40 gms of Ne and 80 gms of Ar.

1.	1-10. A cylinder contains 8 gms of He, 40 gms of Ne and 80 gms of Ar. (Molecular weights of the components are 4, 20 and 40 respectively) 1. How many moles of He are there in the cylinder?
A.	1
B.	2
C.	4
D.	6
Answer» C. 4