• 2022-06-01
    The trend of energy decrease is the only factor that promotes the spontaneous reaction.
    A: 正确
    B: 错误
  • B

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    • 0

      Social security is the only factor of social stability mechanism. A: 正确 B: 错误

    • 1

      The catalyst cannot change ∆G of the reaction, but it can change ∆H of the reaction.

    • 2

      The energy released by the chemical reaction is ( ) heat.

    • 3

      Objects can possess energy as __________. (a) endothermic energy <br/>(b) potential energy <br/>(c) kinetic energy A: a only B: b only C: c only D: a and c E: b and c

    • 4

      If controlled slowly release in the nuclear fission reaction the nuclear energy can be transferred to . A: wind energy B: solar energy C: electricity D: --