Please help! A chemist has 100ml of 25% acid solution. How much of the solution does she need to drain and replace with 70% acid solution to obtain 100ml of 60% acid solution?

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asked Sep 9, 2021 11.5k views

4 votes

Please help! A chemist has 100ml of 25% acid solution. How much of the solution does she need to drain and replace with 70% acid solution to obtain 100ml of 60% acid solution?

Mathematics
middle-school

Djphinesse asked

by Djphinesse

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2 Answers

1 vote

Answer:

77.78

Explanation:

i had this ? on rsm student portal.

Wosc answered Sep 11, 2021

by Wosc

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4 votes

Answer:

77.78

Explanation:

Pratyush Dhanuka answered Sep 16, 2021

by Pratyush Dhanuka

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