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Problem: Solution A is an 80% acid solution. Solution B is a 30% acid solution.
(a) Find the amount of Solution A (in mL) that must be added to 500mL of Solution B in order to produce a 70% acid solution.

(b) Find the amount of Solution A and Solution B (in mL) that can be combined in order to form a 100mL solution that is 50% acid.

(c) Does there exist a combination of Solution A and Solution B that is 90% acid?

 

please explaine answers fully.

 Jun 17, 2020
 #1
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This is an AoPS homework problem.  Do not try to cheat on your homework.

 Jun 17, 2020

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