Chemistry, asked by Tweet5124, 1 year ago

State the reasons for hardness in water

Answers

Answered by anurakt

1

Hard water contains dissolved magnesium and calcium ions. These make it more difficult for the water to form a lather with soap. Temporaryhardness is caused by dissolved calcium hydrogencarbonate (which is removed by boiling). Permanenthardness is caused by dissolved calcium sulfate (which is not removed by boiling).

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