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  4. In van der Waals equation of state of the gas law, the constant b is a measure of

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Q. In van der Waals equation of state of the gas law, the constant b is a measure of

Jharkhand CECEJharkhand CECE 2010

Solution:

van der Waals equation for one mole of a gas is $ \left[ p+\frac{a}{{{V}^{2}}} \right][V-b]=RT $ where, b is volume correction. It arises due to effective size of molecules.