Experimental work Question 7

7. 1.203 g of hydrated oxalic acid crystals, (COOH)2.2H2O, were dissolved in distilled water and the total volume made up to 100 cm3. This solution was used to fill a burette. 10.0 cm3 of sodium hydroxide solution of unknown concentration were added to a conical flask and titrated with the oxalic acid solution. Phenolphthalein was used as the indicator. The titration was repeated two more times to determine the average...


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