9. Which substance is used to determine the hardness of water using a simple titration? a) Mg(EDTA) b) Fe(EDTA) c) Na2(EDTA) d) Co(EDTA)

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Dileep Vishwakarma

2 years ago

The hardness of water is estimated by simple titration of ethylene diamine tetraacetate (EDTA) solution.

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