IOM 2018, Блиц, английски — Задача 64
OLYMPIAD OF METROPOLISES. Moscow, September 3 · 3 септември 2018 г.
Условие
The table below gives the values of standard Gibbs energy for a certain reaction at various temperatures. Choose all the correct statements about this reaction.
| Temperature, K | 298 | 350 | 400 |
|---|---|---|---|
| , kJ/mol | 40.4 | 30.0 | 20.0 |
- The standard entropy change of the reaction is negative.
- The standard entropy change of the reaction is positive.
- At higher temperatures, the reaction becomes less spontaneous.
- The standard enthalpy change of the reaction is positive.
Отговори
- 2;4
Решение
Answer: 2;4
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