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12.2gm benzoic acid (M =122) in 100g H(2...

`12.2gm` benzoic acid `(M =122)` in `100g H_(2)O` has elevation of boiling point of `0.27^(@)C, K_(b) = 0.54 K` kg/mole. If there is `100%` dimerization the no.of molecules of benzoic acid in associated sate is:

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