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The van der waal's gas equation is (P+a/...

The van der waal's gas equation is `(P+a/V^(2))(V-b)=RT`, where P is pressure, V is molar volume and T is the temperature of the given sample of gas. R is called molar gas constant, a and b are called van der waal's constants.
The dimensional formula for `(ab)/(RT)` is

A

`ML^(5)T^(-2)`

B

`M^(0)L^(3)T^(0)`

C

`ML^(-1)T^(-2)`

D

`M^(0)L^(6)T^(0)`

Text Solution

Verified by Experts

The correct Answer is:
D
`[(ab)/(RT)]=[(PV^(2))/(PV)]=[V^(2)]=M^(0)L^(6)T^(0)`
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