Chemistry, asked by khushboo9265, 10 months ago

name the ions whose presence makes the water hard.​

Answers

Answered by Anonymous
1

ANSWER

  • Calcium [Ca²+] ions.
  • Magnesium [Mg²+] ions.

THANK YOU!

Answered by 12345512
0

Answer:

magnesium, calcium, aluminium and iron is the answer

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