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Cold water of the same source forms lather hardly with soap. Why?


asked
User Vdvaxel
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2 Answers

5 votes
hardness of water is due to calcium and magnesium ions. when soap is added to hard water, calcium and magnesium ions replaces sodium (or potassium) ions in the salt (soap) and gets precipitated hence lather formation is hindered.
answered
User Bruno Villanova
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8.6k points
2 votes

Answer:

Elaborate on the question

Step-by-step explanation:

answered
User Anthony Hilyard
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8.1k points
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