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In areas of the country where the water is hard what problem can occur when washing with soap?
Wiki User
∙ 13y ago
Since hard water contains a high concentration of calcium (Ca2+), magnesium (Mg2+), and iron (Fe3+) ions, insoluble salts tend to form with the soap causing soap scum rings on surfaces, greasy residue on hands and a greying of clothes.
Answer from WCJC Introduction to Chemistry Lab Manual.
Wiki User
∙ 13y ago
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