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0.3 g of a gas has a volume of 112 ml at...

0.3 g of a gas has a volume of 112 ml at `0^@C` and 2atm pressure. Its Molecular weight is 

A

60

B

30

C

44

D

28

Text Solution

Verified by Experts

The correct Answer is:
B
PV = nRT, `2 xx 112/1000 = 0.3/M xx 0.0821 xx 273`
`M = 30`.
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