Q. Hard water does not lather well with soap because

  • (A) it contains carbonates of calcium and magnesium
  • (B) it contains suspended impurities
  • (C) it contains sodium chloride
  • (D) none of these
✅ Correct Answer: (A) it contains carbonates of calcium and magnesium

Published by Yami Thakur ⭐ 10.47K Points at 28-Sep-2022 05:22 am in Chemistry

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