How many ml of stock solution should use to make solution
A chemistry student has made some stock 0.2 mol/L potassium permanganate solution. He wants to make 800 mL of 0.04 mol/L solution. How many mL of the stock solution should he use to make this solution?
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He wants to make 800 mL of 0.04 mol/L solution. How many mL of the stock solution should he use to make this solution?
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Then the acidic solution was titrated to the equivalence point with 32.5 mL of 0.174 M KOH. What is the molecular weight of the unknown acid HZ?
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