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OpenStudy (anonymous):
If 17.8 grams of KOH dissolve in enough water to make a 198-gram solution, what is the concentration in percent by mass? 8.25% KOH 8.99% KOH 10.9% KOH 11.1% KOH
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OpenStudy (aaronq):
w/w % (mass of solute/mass of solvent) x 100%=
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