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A 100.0mL water sample was filtered and buffered at pH10 and titrated with EBT as the visual indicator. The water sample needed 24.25mL of 0.003247M

A 100.0mL water sample was filtered and buffered at pH10 and titrated with EBT as the visual indicator. The water sample needed 24.25mL of 0.003247M EDTA to reach the endpoint. Calculate the total water hardness, in terms of ppm Ca (M.M. = 40.08)

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