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Oxalic acid dehydrate, H2C2O4. 2H2O (formula weight = 126.1 g/mol) is sometimes used to standardize NaOH solutions. How many grams of this acid will be required to titrate 45.0 mL of 0.18 M NaOH solution? H2C2O4 + 2NaOH > 2 Na^+ + C2O4^-2 + 2 H2O
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