1.2 g of a commercial sample of oxalic acid was dissolved in 200 mL of water

CHEMISTRY · Subjective · A Level · Chemistry · Acids and bases · Acids and bases

Problem

1.2 g of a commercial sample of oxalic acid was dissolved in 200 mL of water. 10 mL of this sample required 8.5 mL of

N/10 \text{ KMnO}_4

. Calculate % of purity of sample.