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Chemistry, 05.02.2020 12:58 xxaurorabluexx
Agovernment laboratory wants to determine whether water in a certain city has any traces of fluoride and whether the concentration exceeds the recommended 4.00 ppm. a 5.00-g sample of this water is found to have 0.152 mg of fluoride. should the water be declared safe for drinking?
3.04 ppm < 4.00 ppm, safe to drink
7.60 ppm > 4 ppm, safe to drink
30.4 ppm > 4 ppm, unsafe to drink
30,400 ppm > 4 ppm, unsafe to drink
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Agovernment laboratory wants to determine whether water in a certain city has any traces of fluoride...
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