to estimate
the total hardness of
the given
sample
water
by EDTA titration
Answers
Answered by
1
Answer:
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Answered by
1
Explanation:
The total hardness of water is estimated by titrating the water sample against EDTA using Eriochrome Black-T (EBT) indicator. Initially EBT forms a weak EBT- Ca2+/Mg2+ wine red coloured complex with Ca2+/Mg2+ ions present in the hard water.
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