Calculation mass of alcohol in a solution (volume% is given)
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A mouthwash contains 22.5% alchohol by mass. If the bottle of mouthwash contains 350 mL, what is the mass, in g, of alcohol?
Using the (m/v)%= Mass of solute (g)X100
Volume of solution(mL)
So far, I have:
Step 1. 22.5% alcohol= 22.5g alcohol
_____________
100 mL solution
Step 2. 350 mL mouth wash
and this is where I loose it.
Step one was given to me by my professor, however, I don't really know how to set up this problem ...... HELP!
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Solution Summary
The formula for calculation is given with a short explanation.
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