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a. Put E into the burette and titrate with 20c * m ^ 3 or...

a.

Put E into the burette and titrate with 20c * m ^ 3 or 25c * m ^ 3 of Fusing phenolphthalein as indicator. Tabulate your burette readings and calculate the average volume of E used is 23.50

b.

From your results and information provided, calculate the:

1. Concentration of E in mol / d * m ^ 3

ii. Concentration of E in g / d * m ^ 3 and hence the percentage purity of the ethanedioic acid.

Volume of solution E that would neutralize a solution containing 0.005mole of Sodium hydroxide.

The equation for the reaction is:

H 2 C 2 O 4(sql +2NaOH (sql Na 2 C 2 O 4(sql) +2H 2 O (l) H = 1 C = 12 O = 16 Na = 23?

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709