Application of Response Surface Methodology (RSM) for Simultaneous Optimization of Kinetic Parameters Affecting Gold Leaching in Thiosulfate Based Media: A Statistical Approach

Table 6

Alternative optimal conditions for the complete.

Optimal condition	Temp (°C)	Time (h)	[S2O3] (M)	[NH3] (M)	[Cu] (M)	Predicted recovery (%)	Actual recovery (%)	Relative error (%)
1	34.885	1.558	2.5	3	0.003	100	98.45	1.55
2	30.825	5	0.5	3	0.003	100	99.01	0.99
3	34.440	1	2.5	3	0.003	100	98.92	1.08
4	44.419	1	2.45	1	0.001	100	99.34	0.66