121. Solving a chemistry problem
2. H2C2O4 * 2H2O weighing 0.600 g was dissolved in a volumetric flask with a capacity of 100.0 ml. For titration of 20.00 ml of the resulting solution, 18.34 ml of NaOH were used. Determine the molar concentration of the NaOH solution and its titer by H2C2O4.
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