若可逆反应,当温度由T1升高至T2时,标准平衡常数K2ΘK1Θ,此反应的等压热效应△rHm的数值将()A、大于零B、小于零C、等于零D、无法判断

若可逆反应,当温度由T1升高至T2时,标准平衡常数K2Θ>K1Θ,此反应的等压热效应△rHm的数值将()

  • A、大于零
  • B、小于零
  • C、等于零
  • D、无法判断

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