Is the calcite precipitating or dissolving in the pore water

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A ground water sample has a pH of 7.5, hardness (due to primarily Ca2+) of 100 mg/L, and an alkalinity of 250 mg/L as CaCO3(s). Is the calcite precipitating or dissolving in the pore water? (Alkalinity = [HCO3-] + 2[CO32-]+[OH-]-[H+])

Reference no: EM13316733

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