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OpenStudy (anonymous):
Two milligrams of a solid chemical are weighed and dissolved in 100 microlitres of water. What percent solution (w/v) was prepared?
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OpenStudy (anonymous):
100 microliters ( 1mL/1000microlitres )= 0.1 mL 2/0.1 = 20mg/mL or 2000%
OpenStudy (anonymous):
actually 100 microliters * 1mL/1000microlitres = 0.1 mL ... right? yeah that makes more sense
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