Ammonium chloride 142cm³ essay templates

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Water INTRO: WHAT IS FIRMNESS OF NORMAL WATER: It is the moment water passes through or over deposit including limestone, the amount of Ca²⁻and Mg²⁺and HCO₃ ions present in the can considerably increase and cause the to be grouped as hard water. This kind of term comes from the fact that cation and magnesium ions […]

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