Q.
The S.I. unit of universal gas constant is ____?
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a
WattK-1mol-1
b
NK-1mol-1
c
JK-1mol-1
d
ergK-1mol-1
answer is C.
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Detailed Solution
Ideal gas equation R=PVnTThe product of pressure and volume is energy and the S.I. unit of energy is Joule n= number of moles of gas unit= mole T = Temperature in Kelvin scale Therefore unit of universal gas constant is Joule mole -1 kelvin -1
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