SOLUTION: If 30g of a 15% w/w hydrocortisone ointment is mixed with 80g of 1% w/w hydrocortisone ointment, what is the % w/w concentration of the resulting mixture

Question 729973: If 30g of a 15% w/w hydrocortisone ointment is mixed with 80g of 1% w/w hydrocortisone ointment, what is the % w/w concentration of the resulting mixture
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
The same question is asked in so many different ways.

v units of a H% material is mixed with u units of L% material. what is the % concentration of the resulting mixture?

Letting T = the percent concentration of the resulting blend,
. Substitute the values from the example problem description.
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