24. Solving a chemistry problem
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24. Solving a chemistry problem
8. How many grams of oxalic acid dihydrate should be taken to prepare 100 ml of a solution with a molar concentration equivalent of 0.1 mol/l for KMnO4 standardization?
H2C2O4 - … → СO2 H
a) 0.6300; b) 0.3150; c) 0.0630.
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