What is the cause of hardness of water ? Why soap does not form lather with hard water?

Question

What is the cause of hardness of water ? Why soap does not form lather with hard water?

What is the cause of hardness of water ? Why soap does not form lather with hard water? Mention the disadvantage of cleaning clothes with soap in hard water ?

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Presence of Ca²⁺ ions and Mg²⁺ ions.

Formation of insoluble calcium and magnesium salts with soap.

Soap gets wasted simply as it does not form lather with soap.

4 views Answered 2023-02-05 15:29