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If H^(+)+OH^(-)rarr H2O+13.7k cal then h...

If `H^(+)+OH^(-)rarr H_2O+13.7k cal` then heat of complete neutralisation of one gram mole of`H_2SO_4` with a base will be

A

13.7 k cal

B

27.4 k cal

C

6.85 k cal

D

3.425 k cal

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The correct Answer is:
C
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