R

Ram Sharma • 193.88K Points
Coach Chemistry

Q. Permanent - hardness of water may be removed by addition of

  • (A) Sodium carbonate
  • (B) Lime
  • (C) Potassium Permangante
  • (D) Alum
  • Correct Answer - Option(A)
  • Views: 325
  • Filed under category Chemistry

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