SOLUTION: A scientist mixes 100mL of a solution that is 8% salt by weight with 200mL of a solution that is 10% salt by weight. What percent salt is the resulting solution? A.9% B.13% C.18

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Question 857621: A scientist mixes 100mL of a solution that is 8% salt by weight with 200mL of a solution that is 10% salt by weight. What percent salt is the resulting solution?
A.9%
B.13%
C.18%
D.28%

Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Just a quick estimate,
percent;
decide if you want to handle this with other details. You might want to redo the calculation using the densities of the two starting solutions.