Values of Kw as a function of temperature are as follows:
Temperature(°C) | Kw |
0 | 1.14 × 10−15 |
25 | 1.00 × 10−14 |
35 | 2.09 × 10−14 |
40. | 2.92 × 10−14 |
50. | 5.47 × 10−14 |
a. Is the autoionization of water exothermic or endothermic?
b. Calculate [H+] and [OH−] in a neutral solution at 50.°C.
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