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0.9 g of CaCO3 was dissolved in 900 ml of distilled water. 100 ml of this standardhard water required 21 ml of EDTA. 50 ml of the hard water sample required 14 mlof EDTA. Calculate the total hardness.666.66 ppm333.33 ppm1333.33 ppm1000 ppm

Shalvi Sahoo , 2 Years ago
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