Question

3.9 g of benzoic acid dissolved in 49g of benzene shows a depression in freezing point of 1.62 K.
Calculate the molecular mass of benzoic acid in benzene.(kf of benzene = 4.9K kg mol )

I want the molecular mass of benzoic acid​

Answer 1

Answer:

i think 5.1 kg mol is the correct answer

Answer 2

Answer:

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