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Which of the following salts will have m...

Which of the following salts will have maximum cooling effect when 0.5 mole of the salt is dissolved in same amount of water. Integral heat of solution at 298 K is given for each salt ?

A

`KNO_(3) (Delta H = 35.4 kJ mol^(-1))`

B

`NaCl (Delta H = 5.35 kJ mol^(-1))`

C

`HBr (Delta H = -83.3 kJ mol^(-1))`

D

`KOH (Delta H = -55.6 kJ mol^(-1))`

Text Solution

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The correct Answer is:
A
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