The enthalpy changes of some processes are given below Heat of dissolution = Heat of…

CHEMISTRY · Subjective · A Level · Chemistry · Energetics · Energetics

Problem

The enthalpy changes of some processes are given below α-D-glucose(s)+H2O⟶α-D-glucose(aq.);\alpha\text{-D-glucose}_{(s)} + \text{H}_2\text{O} \longrightarrow \alpha\text{-D-glucose}_{(aq.)}; Heat of dissolution = 10.84 kJ10.84 \text{ kJ} β-D-glucose(s)+H2O⟶β-D-glucose(aq.);\beta\text{-D-glucose}_{(s)} + \text{H}_2\text{O} \longrightarrow \beta\text{-D-glucose}_{(aq.)}; Heat of dissolution = 4.68 kJ4.68 \text{ kJ} α-D-glucose(aq.)⟶β-D-glucose(aq.);\alpha\text{-D-glucose}_{(aq.)} \longrightarrow \beta\text{-D-glucose}_{(aq.)}; Heat of mutarotation = −1.16 kJ-1.16 \text{ kJ} The ΔH∘\Delta H^\circ for α-D-glucose⟶β-D-glucose\alpha\text{-D-glucose} \longrightarrow \beta\text{-D-glucose} is .....

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