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Water — CHEMISTRY STD 7 — Question

ICSE BoardEnglish MediumSTD 7CHEMISTRYWater1 Mark
MCQ
Temporary hardness of water can be removed by
  • A
    freezing
  • ✓
    boiling
  • C
    melting
  • D
    all of these
✓

Answer

Correct option: B.
boiling
boiling

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