observation and calculations. class 11 th chemistry project. plz help me GUAVA SOLUTION BURETTE READING VOLUME OF THE KMnO4 used in ml INITIAL FINAL

Dear laly,

Make the pulp of guava and boil it with dil. H2SO4.Then titrate it with standard KMnO4(in burette) solution till u get light pink colour.Repeat this with 1,2 and 3 days old guava fruit.
let weight of guava extract taken each time=50 g
Volume of guava extract each time in titration =10.0 ml
Normality of KMnO4 solution=1/20.
then
N1V1 = N2V2
(guava extract) (KMnO4 sol)
N1 * 10=1/20 *x
Normality of oxalate, N1=x/200

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Sagar Singh

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Dear laly,

I have replies to your query, please post the same ques only once...

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Sagar Singh

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Dear student,

Please do not post the same doubt again n again...

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All the best.

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Sagar Singh

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