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Titration 1 Acid Base titration AS Level To compare the results of a simple strong acid-strong base titration using different indicators You are provided with the following aqueous solutions FA 1 Hydrochloric acid of concentration 0.05 mol dm -3 FA 2 aqueous sodium hydroxide A. Titrate 25.0cm 3 of FA 2 against FA 1, using methyl orange as indicator. Carry out the titration as many times as you thing necessary to achieve accurate results. B. Repeat the experiment, using phenolphthalein as an indicator . Results Using methyl orange as indicator Titration number Rough Accurate 1 2 3 4 Final burette reading/cm 3 Initial burette reading/cm 3 Volume of FA!/cm 3 Results Using phenolphthalein as indicator Titration number Rough Accurate 1 2 3 4 Final burette reading/cm 3 Initial burette reading/cm 3 Volume of FA!/cm 3

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Practical tritration for AS level chemistry.

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Acid Alkali Titration

Titration 1Acid Base titrationAS LevelTo compare the results of a simple strong acid-strong base titration using different indicatorsYou are provided with the following aqueous solutions

FA 1Hydrochloric acid of concentration 0.05 mol dm-3 FA 2aqueous sodium hydroxide

A. Titrate 25.0cm3 of FA 2 against FA 1, using methyl orange as indicator. Carry out the titration as many times as you thing necessary to achieve accurate results.

B. Repeat the experiment, using phenolphthalein as an indicator .

ResultsUsing methyl orange as indicator

Titration numberRoughAccurate

1234

Final burette reading/cm3

Initial burette reading/cm3

Volume of FA!/cm3

ResultsUsing phenolphthalein as indicator

Titration numberRoughAccurate

1234

Final burette reading/cm3

Initial burette reading/cm3

Volume of FA!/cm3


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