115. Solving a chemistry problem
10. A sample containing 2.9674 g of zinc was dissolved in 100 ml of acid and analyzed by atomic absorption. Determine the zinc content in the test sample (%).
The results of the study are shown in the table:
Parameters Zinc standard solutions Sample
1 2 3 4 5
С, mg/l 1.0 3.0 5.0 6.0 7.0
Absorption 0.11 0.30 0.54 0.67 0.79 0.37
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