Q.

Enthalpy neutralization of HCl by NaOH is -55.84 KJ/mole and by NH4OH is -51.34 KJ/mole the enthalpy of ionization of NH4OH is

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a

4.5 KJ/mole

b

-4.5 KJ/mole

c

-107.18 KJ/mole

d

107.18 KJ/mole

answer is B.

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Detailed Solution

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Enthalpy of ionization of NH4OH =-51.34+55.84
= +4.5 KJ

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