JEE Main Chemistry question

Which of the following pairs has heat of neutralisation equal to 13.7 kcal? **[DCE 2003]**

(A)HCl,
(B), KOHCorrect
(C)NaOH,
(D),

Answer: (B)

Solution

The standard heat of neutralisation of kcal per equivalent is observed only for a strong acid reacting with a strong base. Among the pairs given, only

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Question ID VK-134721