w mg
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A cough medicine contains 0.35% (w/v) dextromethorphan, a cough suppressant, and
2.2% (w/v)
guaifenisin, an expectorant.
How many milligrams of each drug would you obtain from 3.0 tsp of cough syrup? (1 tsp = 4.93 mL)
mg dextromethorphan mg guaifenisin
If a solution is 0.5% (w/v), how many mg/mL is that?