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- Hard water contains:
Ajay
300 Points- Mahak goyal (30450) Points
- Latest Answer: 8 months ago
- In: foundation
Hard water contains:
a) Na⁺ and K⁺
b) Ca²⁺ and Mg²⁺
c) Cl⁻ and SO₄²⁻
d) Fe³⁺ and Zn²⁺
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Answers
- Mahak goyal
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- Answer at: 05 May 2025
- Report
b) Ca²⁺ and Mg²⁺
