unuafeisrael
unuafeisrael unuafeisrael
  • 01-03-2022
  • Chemistry
contestada

What ion causes hardness of water?​

Respuesta :

nedleelormestoire
nedleelormestoire nedleelormestoire
  • 01-03-2022

Answer:

calcium ions

Explanation:

Water hardness is due to the presence of calcium ions, and to a lesser extent, magnesium, iron, and manganese.

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