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20-10-2022
Chemistry

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Calculate the mass of hydrated oxalic acid, (COOH)2.2H₂O crystals that need to be dissolved in 500 cm³ of distilled water to produce an acidic standard solution with a concentration of 1.5 mol dm-³.
[Relative Atomic Mass: C = 12, H = 1, 0 = 16]

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