The amount of energy released when 20 mL...

The amount of energy released when 20 mL of 0.5 M `NH_4OH` are mixed with 100 mL of 0.1 M HCl is x kJ. The heat of dissociation of `NH_4OH` will be (heat of neutralization of NaOH & HCl is y kJ/mol).

A

`-100` x

B

`-50` x

C

`+100` x

D

`+50` x

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The correct Answer is:

C

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