Olympiad workbookNSECThermodynamics (C)
The lattice enthalpy and enthalpy of solution in water for solid NaCl are 753 kJ mol ⁻¹ and 5 ~kJ ~mol ⁻¹ respectively(Fig above). If the solution enthalpies of Na ⁺ and Cl ⁻ are in the ratio 6:5, the enthalpy of hydration of Na ⁺ ion is
Options
- A408 ~kJ ~mol ⁻¹
- B-412 ~kJ ~mol ⁻¹
- C-408 ~kJ ~mol ⁻¹
- D-412 ~kJ ~mol ⁻¹
Correct answer
C. -408 ~kJ ~mol ⁻¹
Step-by-step solution
No Solution