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Enumerate the procedures/processes in the determination of water hardness.
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- Write the chemical reaction for the incongruent dissolution of spodumene.A sample of water is found to contain Ca(HCO3)2 = 40.5, Mg(HCO3)2 =46.5, CaSO4=32.1, CaCl2=22.45, MgSO4= 27.6, SiO2=13.5, NaCl= 15.4 mg/L. Calculate Temporary, permanent and total hardness in degree French.Does the solubility of most inorganic compounds in water increase or decrease with temperature?