Raymond B. answered • 09/30/23
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Math, microeconomics or criminal justice
3(.7) = x(.993)
x = .21/.933 =70/311 = about .225 L
Noah V.
asked • 09/29/23An assay requires a 70% (v/v) solution of EtOH
An assay requires a 70% (v/v) solution of EtOH but your lab only has a 99.3% (v/v) stock solution of EtOH. How much stock solution will you need to make 3.0 L of the assay EtOH solution?
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