Chemistry, asked by RohanRrauniyar, 9 months ago

what are the main cause of hardness of water

Answers

Answered by vindhyapatil

1

Explanation:

Water becomes hard by being in contact with soluble, divalent, metallic cations. The two main cations that cause water hardness are calcium (Ca2+) and magnesium (Mg2+). Calcium is dissolved in water as it passes over and through limestone deposits.

Answered by assingh

1

Answer:

Presence of Mg and Ca.

Explanation:

Presence of cations like Magnesium and Calcium is the main cause of hardness of water.

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