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Find out the unit and dimensions of the constants `a and b` in the van der Waal's equation `( P + (a)/(V^(2))) ( V - b ) = R t`, where `P` is pressure , `v` is volume , `R` is gas constant , and `T` is temperature.

A

`"dyne" xx cm^(5)`

B

`"dyne" xx cm^(4)`

C

`"dyne" xx cm^(3)`

D

`"dyne" xx cm^(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Units of a and `PV^(2)` are same and equal to `"dyne" xx cm^(4)`
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