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0731. Solving a chemistry problem
Uploaded:
18.11.2023
Content: 4.zip 13,56 kB
Content: 4.zip 13,56 kB
Product description
4. A steel sample contains 0.05% manganese. What sample of steel should be dissolved in 100 ml so that, by taking 25 ml of this solution into a 50 ml flask, a color corresponding in intensity to the color of a solution containing 0.25 mg of manganese in 50 ml of solution is obtained?
Additional information
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