S # % of 1-propanol Parameters in mixed solvent system
Ksp x106 (M3) ∆ G (Kj/mole) ∆ H (Kj/mole) ∆S (J/mole)
1 0 9.19±0.3 26.79±0.06 -20.8±0.21 -171±0.43
2 10 3.88±0.30 28.79±0.227 -12.91±0.03 -150±2.13
3 20 1.53±0.02 30.94±0.077 -5.75±0.06 -132±0.76
4 30 0.55±0.06 33.31±0.478 -5.32±0.21 -139.6±1.21
5 40 0.064±0.01 39.66±0.52 -47.31±0.23 -302±1.42
6 50 0.00864±0.00069 48.23±0.11 -74.83±0.31 -489.6±0.78
Table 1: Effect of mixed solvent system (water+1-propanol) on the Ksp and thermodynamic parameters Ca(OH)2 at 5±1°C.