Chemistry, asked by subeekathapa10, 3 months ago

what are the two salts that cause permanent hardness in water

Answers

Answered by SURYANSHKUMAR05

Answer:

Permanent hardness (mineral content) is generally difficult to remove by boiling. If this occurs, it is usually caused by the presence of calcium sulfate/calcium chloride and/or magnesium sulfate/magnesium chloride in the water, which do not precipitate out as the temperature increases.

Answered by DineshThakran

Explanation:

Salts of Calcium and Magnesium are responsible for hardness of water. Bicarbonates, Carbonates, Chlorides and Sulphates of Calcium and Magnesium causes permanent hardness.

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