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Analysis of a river water sample showed the presence of the following ions Ca2+, Na+, Cl− , NO3−.
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Jun 22, 2021
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Chemistry Form 4
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anonymous
acids
bases
salts
hardness of water
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Water containing hydrogen carbonate, HCO3− and calcium Ca2+ ions, is said to be hard water
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Jun 22, 2021
in
Chemistry Form 4
by
anonymous
acids
bases
salts
hardness of water
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