Question

100 ml of a sample of water required 15 ml of 0.01 M EDTA for titration using Eriochrome Black-T indicator.In another experiment,100 ml of the same sample was boiled to remove the CH,the precipitate was removed and the cold solution required 8 ml of 0.01M EDTA using Eriochrome Black-T indicator.Calculate (i) the total hardness(ii) permanent hardness (iii) carbonate hardness​

Answer 1

HERE IS YOUR ANSWER MY DEAR MATE IN THE ATTACHMENT

THANK YOU

PLEASE MARK MY ANSWER AS THE BRAINLIEST PLEASE