Chemistry Homework Help

Chemistry
Tutor: None Selected Time limit: 1 Day

A sample of water from a stream has a mass of 6250g. the sample is found to contain 0.035mg of arsenic.  What is the concentration in parts per million?
(be sure to show units throughout your calculation and show ALL work)

Jun 3rd, 2015

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the concentartion

6250g/0.035mg

178,571

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Jun 3rd, 2015

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