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If U("RMS") of a gas is 30 R^(1//2) ms^...

If `U_("RMS")` of a gas is 30 `R^(1//2) ms^(-1)` [ at 27°C then the molar mass of gas is ]

A

0.02 kg/mol

B

0.001 kg/mol

C

0.003 kg/mol

D

1 kg/mol

Text Solution

Verified by Experts

The correct Answer is:
d
(d) `U_("rms")=sqrt((3RT)/(M)`
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