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 there preg-robbers in the sample? Time, h Gold in solution, mg/l 1.75 4 1.52 8. 3.10 16 4.52 24 4.35 www.knust.edu.gh Activate Tailings 0.92 etti 26

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 there preg-robbers in the sample? Time, h Gold in solution, mg/l 1.75 4 1.52 8. 3.10 16 4.52 24 4.35 www.knust.edu.gh Activate Tailings 0.92 etti 26

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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