Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Chemical Sciences Chemical Thermodynamics
The enthalpy of crystallization for KCl is -715 kJ/mol. The enthalpies of hydration for potassium and chloride are -322 and -363 kJ/mol respectively. From these values, estimate the enthalpy of solution for KCl.
1
40 kJ/mol
2
30 kJ/mol
3
50 kJ/mol
4
60 kJ/mol
5
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