Titration experiment of oxalic acid and sodium hydroxide in hindi
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(vi) Pipette out 10 mL of oxalic acid solution in a washed and dried conical flask. ... (vii) Add 1-2 drops of phenolphthalein indicator to the conical flask. Place the flask over the glazed tile as shown in Fig. 6.3 Titrate the acid with sodium hydroxide solution till a very faint permanent pink colour is obtained
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