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Practical Work — CHEMISTRY STD 9 — Question

ICSE BoardEnglish MediumSTD 9CHEMISTRYPractical Work2 Marks
Question
What do you understand by soft water?
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Answer

Soft water is water that has a relatively low concentration of calcium carbonate and other ions. The water that lathers with soap easily is called soft water. It describes the type of water that contains few or no minerals like calcium (Ca) or magnesium (Mg) ions.

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