126. Solving a chemistry problem
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126. Solving a chemistry problem
24. Determine the non-carbonate hardness of the water if the total hardness of the water is Htotal and the content of Ca (HCO3) 2 and Mg (HCO3) 2 salts in 10 liters of water is known.
Number 24
Htot, mol/m3 mСa(HCO3)2, g MMg(HCO3)2, g
3.5 1.62 0.73
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