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JEE Main Chemistry question

ChemistryThermodynamicsJEE Main

; ……(i) ; ……(ii) KOH+aq. \rightarrow KOH(aq); ……(iii) The heat of formation (in kcal) of KOH is

Answer: (B)

Solution

Treating "K+aq." in (ii) as : H_{ii}H_f(KOHH_f(H_2OH_f(KOH$,aq)-(-68.39)

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Question ID VK-135309