Asked by TJ
A chemist has one solution of 20% acid and another of 50% acid. how many millimeters of each are needed to obtain 30 ml of 30% acid?
Answers
Answered by
Steve
.20x + .50(30-x) = .30(30)
x=20
So, 20ml of 20% and 10ml of 50%
Note that 30% is 1/3 of the way from 20% to 50%, so 1/3 of the acid is the higher concentration.
x=20
So, 20ml of 20% and 10ml of 50%
Note that 30% is 1/3 of the way from 20% to 50%, so 1/3 of the acid is the higher concentration.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.