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The equation (P+a/(V^(2)))(V-b) constant...

The equation `(P+a/(V^(2)))(V-b)` constant. The units of `a` are

A

dy ne `xx cm^5`

B

dy ne `xx cm^4`

C

dy ne `xx cm^(-3)`

D

dy ne `xx cm^(-2)`

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The correct Answer is:
B
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