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MediumChemistry
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Given : Heat of ionization of two acids : ΔH° (HCN) = 45.2 kJ mol⁻¹ ΔH° (CH₃COOH) = 2.1 kJ mol⁻¹ which relationship for the two acids is true –
A
pKa (HCN) = pKa (CH₃COOH)
B
pKa (HCN) > pKa(CH₃COOH)
C
pKa (HCN) < pKa(CH₃COOH)
D
pKa(HCN) = 45.2/2.1 pKa(CH₃COOH)

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