SOLUTION: A pharmacist wishes to mix a solution that is 77​% Minoxidil. She has on hand 100100 ml of a 11​% solution and wishes to add some 99​% solution to obtain the des
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Question 1088113: A pharmacist wishes to mix a solution that is 77% Minoxidil. She has on hand 100100 ml of a 11% solution and wishes to add some 99% solution to obtain the desired 77% solution. How much 99% solution should she add
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
Let n be the amount of 99% solution. Then:
.11(100)+.99(n)=.77(100+n)
11+.99n=77+.77n
.22n=66
n=66/.22
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