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Mathematics 7 Online
OpenStudy (anonymous):

How many grams of water must be added to 3 grams of a 35% iodine solution in order to produce a 16% iodine solution? Round your answer to the nearest tenth. 3.6 g 2.8 g 3.2 g 4.3 g

OpenStudy (anonymous):

Its easy, first find out how much is 35% of 3 grams.. then find out how much is 16% of 3 grams.. then subtract the two!

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