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GOB Chemistry 1 Final - Part 2 of 3
SAMPLE

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9. Solutions / Parts per Million (ppm) / Problem 12

Water standards set that the maximum contaminant levels (MCL) of mercury and cadmium in water are 0.002 mg/kg and 0.005 mg/kg, respectively. What are these values in parts per million (ppm) and indicate the maximum level of each contaminant (in mg) in 200 g of water?

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