Chemistry, asked by danyalaminpk11, 9 months ago

How can you say that your domestic water sample contains hardness and
Suggest any one method for estimation of hardness of water.

Answers

Answered by kirti072

Answer:

Hardness in water is due to the presence of dissolved salts of calcium and magnesium. ... The estimation of hardness is based on complexometric titration. Hardness of water is determined by titrating with a standard solution of ethylene diamine tetra acetic acid (EDTA) which is a complexing agent.

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