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OpenStudy (anonymous):
How many grams of water must be added to 2 grams of a 65% iodine solution in order to produce a 42% iodine solution?
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OpenStudy (anonymous):
x+2=y 0x+(2)(.65)=(.42)(y) 1.3=(.42)(y) y=3.095 y=total solution 3.095-2=1.095 1.095 grams of water (I think)
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