1.

For the hypothetical reaction : A+B hArrC+D, the equilibrium constant,K, is less than 1.0 at 25^(circ)C and decreased by 35% on changing the temperature to 45^(circ)C. What must be ture according to this information?

Answer»

The `DeltaH^circ` for the REACTION is NEGATIVE .
The `DeltaS^circ` for the reaction is POSITIVE.
The `DeltaG^circ`for the reaction at `25^cricC` is negative.
The `DeltaG^circ` for the reaction at `45^circC` is ZERO.

ANSWER :A


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