A Level Chemistry 9701/11/O/N/20 Q32

Question

Which statements are correct?
1 enthalpy of combustion of H2 = enthalpy of formation of H2O
2 enthalpy of formation of H2 = –(enthalpy of atomisation of H2)
3 enthalpy of solution of HCl = enthalpy of hydration of H+ + enthalpy of hydration of Cl–

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    2021-08-14T23:32:11+08:00

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