The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weig

Question

The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be

Options:

A . 2M

B . M/2

C . M

D . M/4

Answer: Option A

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