Answer to Question #293360 in Chemical Engineering for wedea

Question

0.15 gm of calcium carbonate is dissolved in 1 liter of distilled water. 20 ml of this

standard hard water requires 25 ml of EDTA solution. 100 ml of unknown hard water requires 18 ml of EDTA solution. The same water sample after boiling requires 12 ml of EDTA solution. Calculate Temporary hardness of water sample in ppm.

Answer 1

Answer is given below