1.

The heat of neutralization of a strong acid and a strong alkali is 57.0 kJ mol^(-1). The heat released when 0.5 mole of HNO_(3) solution is mixed with 0.2 mole of KOH is

Answer»

57.0 KJ
11.4 kJ
28.5 kJ
34.9 kJ

Solution :0.2 MOLE will neutralize 0.2 mole of `HNO_(3)` heat EVOLVED `= 57xx0.2=11.4 kJ`.


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