Dissolve 0.450 g in 50 ml of methanol R. Add 0.4 ml of phenolphthalein solution R1. Titrate with 0.1M sodium hydroxide until a red colour is obtained. Carry out a blank titration.

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0.45g = ibuprofen what is the reaction equation of this titration? Is this a direct titration ?
Dissolve 0.450 g in 50 ml of methanol R. Add 0.4 ml of
phenolphthalein solution R1. Titrate with 0.1 M sodium
hydroxide until a red colour is obtained. Carry out a blank
titration.
Transcribed Image Text:Dissolve 0.450 g in 50 ml of methanol R. Add 0.4 ml of phenolphthalein solution R1. Titrate with 0.1 M sodium hydroxide until a red colour is obtained. Carry out a blank titration.
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