SOLUTION: If you add 16 g of salicylic acid to 84 g of an ointment base, what is the final concentration (w/w) of the product?

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Question 1087328: If you add 16 g of salicylic acid to 84 g of an ointment base, what is the final concentration (w/w) of the product?
Found 2 solutions by ikleyn, josgarithmetic:
Answer by ikleyn(52786) About Me  (Show Source):
You can put this solution on YOUR website!
.
What is "w/w" ??

What exactly does it mean ??



Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
%28MassOfSalicylicAcid%2FMassOfMixture%29100

%2816%2F%2816%2B84%29%29%2A100

%2816%2F100%29100

16%, by weight.