S # % of 2-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 3.54±0.12 25.00±0.0719 -23.59±0.12 -189.2±2.11
3 20 0.55±0.059 33.29±0.239 -10.05±1.21 -156.8±0.02
4 30 0.146±0.0031 36.37±0.387 -12.54±2.32 -176.4±2.1
5 40 0.0233 ±0.001 42.08±0.350 -28.19±0.21 -244±2.31
6 50 0.000953±0.00017 48.00±0.22 -36.84±21 -305.2±1.1
Table 2: Effect of mixed solvent system (water+2-propanol) on the Ksp and thermodynamic parameters Ca(OH)2 at 5±1°C.