Difficult
For the reaction $aA + bB \rightleftharpoons cC + dD$,if the equilibrium shifts in the backward direction at low pressure and high temperature,which of the following is correct?
- A$(a + b) > (c + d), \Delta H > 0$
- B$(a + b) < (c + d), \Delta H > 0$
- C$(a + b) < (c + d), \Delta H < 0$
- D$(a + b) > (c + d), \Delta H < 0$
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