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The units of the van der Waals constant ...

The units of the van der Waals constant `a` are

A

atm `L^(2) "moL"^(2)`

B

atm `L^(-2)"moL" ^(-2)`

C

atm `L ^(2)"moL"^(-1)`

D

mol `L^(-1)`

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The correct Answer is:
A
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