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Numerical based on EDTA : 50 ml of std water containing 1 mg of pure CaCO3 per ml consumed 20 ml of EDTA
written 5.4 years ago by | • modified 4.0 years ago |
50 ml of std water containing 1 mg of pure CaCO3 per ml consumed 20 ml of EDTA 50 ml of water sample consumed 25 ml of EDTA using EBT as indicator . Calculate hardness of water.
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