write the reaction between EDTA and magnesium ion in hard water
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Answer:
EDTA is used to detect amount of magnesium and calcium ion that are present in hard water,sea water etc.By complexometric titration reaction
EDTA form complex with calcium and magnesium ion which is indicated by blue indicator
magnesium ion are allowed to react with EDTS during back titrationbin which mgcl2 is used
Explanation:
reaction.
EDTA + MG→[mg-EDTS]^2
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