A Bottle roll test was conducted on 2 kg of a soil sample at 50% solids....

 

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A Bottle roll test was conducted on 2 kg of a soil sample at 50% solids. 50 g of the tailings was digested with aqua-regia and topped to 10 ml. The data obtained after AAS is presented in Table 1. Find the head grade and percent recovery for each period and plot a suitable graph. Are here preg-robbers in the sample? Time, h Gold in solution, mg/l 1.75 4 1.52 8. 3.10 4.52 16 4.35 24 Www.knust.edu.gh 0.92 Tailings A Bottle roll test was conducted on 2 kg of a soil sample at 50% solids. 50 g of the tailings was digested with aqua-regia and topped to 10 ml. The data obtained after AAS is presented in Table 1. Find the head grade and percent recovery for each period and plot a suitable graph. Are here preg-robbers in the sample? Time, h Gold in solution, mg/l 1.75 4 1.52 8. 3.10 4.52 16 4.35 24 Www.knust.edu.gh 0.92 Tailings

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