compounds present in hard water
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Compounds:
Some cations are Ca+ and Mg+.
Some cations are Ca+ and Mg+.
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Common cations found in hard water include Ca2+ and Mg2+. These ions enter a water supply by leaching from minerals within an aquifer. Common calcium-containing minerals are calcite and gypsum. A common magnesium mineral is dolomite (which also contains calcium).
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