Question:
A sample of water has its hardness due to only CaSO4 When
Last updated: 6/30/2023
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A sample of water has its hardness due to only CaSO4 When this water is passed through on anion exchange resin SO4 ions are replaced by OH A 25 0 mL sample of water so treated requires 21 58 mL of 10 3 M H SO4 for its titration What is the hardness of water expressed in terms of CaCO3 in ppm Assume density of water 10g m