TS EAMCET 9-Sep-2020 Shift 1 Solved Paper

Section: Chemistry

Question : 144 of 160

Marks: +1, -0

When 2.44 grams of benzoic acid (C6H5COOH) dissolved in 25 grams of benzene, it shows depression of freezing point equal to 2.2 K. Molal depression constant of benzene is 5.0‌K‌kg‌mol−1. What is the percentage association of acid, if it forms dimer in solution?

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