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The EPA's secondary standards for contaminants that may cause cosmetic or aesthetic effects in drinking water suggest an upper limit of 250mg/L for sulfate ion.

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The EPA's secondary standards for contaminants that may cause cosmetic or aesthetic effects in drinking water suggest an upper limit of 250mg/L for sulfate ion. If 1.79104 liters of water in a storage tank contains 1.79grams of SO42, what is the contaminant level in ppm? in ppb? Is this level acceptable based on EPA guidelines? ppm ppb

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