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1. |
Formation of a solution from two components can be considered as (i) Pure solvent \[\to \] separated solvent molecules, \[\Delta {{H}_{1}}\] (ii) Pure solute \[\to \] separated solute molecules, \[\Delta {{H}_{2}}\] (iii) Separated solvent & solute molecules \[\to \] Solution, \[\Delta {{H}_{3}}\] solution so formed will be ideal if |
A. | \[\Delta {{H}_{so\ln }}=\Delta {{H}_{3}}-\Delta {{H}_{1}}-\Delta {{H}_{2}}\] |
B. | \[\Delta {{H}_{so\ln }}=\Delta {{H}_{1}}+\Delta {{H}_{2}}+\Delta {{H}_{3}}\] |
C. | \[\Delta {{H}_{so\ln }}=\Delta {{H}_{1}}+\Delta {{H}_{2}}-\Delta {{H}_{3}}\] |
D. | \[\Delta {{H}_{so\ln }}=\Delta {{H}_{1}}-\Delta {{H}_{2}}-\Delta {{H}_{3}}\] |
Answer» C. \[\Delta {{H}_{so\ln }}=\Delta {{H}_{1}}+\Delta {{H}_{2}}-\Delta {{H}_{3}}\] | |