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14. A waterway contains 10.3 milligrams of an impurity per gallon of water. How many micrograms of impurity arepresent per liter of water?

User Doncoleman
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1 Answer

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1) Gathering the data

10.3 mg of impurity per gallon of water

? μg of impurity per liter?

2) Since this is a matter of units conversion, then let's work remembering

the Metrical and Customary equivalences:

1 μg = 0.001 mg

1 gallon = 3.78 liters

3) As we have a ratio, let's write it as a ratio:


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User Hakanostrom
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