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0.6 L of an ideal gas weighs 1.80 g at 2...

0.6 L of an ideal gas weighs 1.80 g at `27^(@)C` and 1 atm pressure. Its approximate molar mass is `:`

A

36.9

B

`72.0`

C

147.6

D

369

Text Solution

Verified by Experts

The correct Answer is:
B
`M = ( mRT)/( pV) = ( 1.80 xx 0.08 xx 300)/( 1\ xx 0.6 ) = 72 `
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