Asked by steve

charlie has 80 ml of a 15% acid solution how much of a 20% acid slolution must be added to create a solution that is 18% acid.

Answers

Answered by drwls
Let x be the number of ml that must be added. The amount of acid contained in the mix can be written two ways, and is:

0.15*80 + 0.20x = 0.18*(80 + x)
Solve for x

12 + 0.20x = 14.4 + 0.18x
0.02x = 2.4
x = 120 ml
There are no AI answers yet. The ability to request AI answers is coming soon!

Related Questions