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2.9g of a gas 95^@C occupied the same vo...

2.9g of a gas `95^@C` occupied the same volume as 0.184g of `H_2` at `17^@C` at the same pressure. What is the molar mass of the gas?

A

`40g mol^(-1)`

B

`20 g mol^(-1)`

C

`30 g mol^(-1)`

D

`32 g mol^(-1)`

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