Mining Engineering > GATE 2023 > Mine Environment
In a sample of groundwater, the concentration of Ca2+ is 200 mg/l. The corresponding calcium carbonate hardness in mg/l is [rounded off to 1 decimal place]

Correct : 500.0

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calcium carbonate hardness groundwater hardness GATE Mining Engineering 2023 mining engineering gate calcium carbonate hardness calculation GATE 2023 hardness groundwater GATE question groundwater

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