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| 1. |
Given `Delta_(i)H^(Theta)(HCN) = 45.2 kJ mol^(-1)` and `Delta_(i)H^(Theta)(CH_(3)COOH) = 2.1 kJ mol^(-1)`. Which one of the following facts is true?A. `pK_(a)(HCN) = pK_(a)(CH_(3)COOH)`B. `pK_(a)(HCN) gt pK_(a)(CH_(3)COOH)`C. `pK_(a)(HCN) lt pK_(a)(CH_(3)COOH)`D. `pK_(a)(HCN) = (45.17//2.07)pK_(a)(CH_(3)COOH)` |
| Answer» `pK_(a)(HCN) gtpK_(a)(CH_(3)COOH)` | |