A chemist mixes 4 liters of one acid solution with 10 liters of a 40% solution, resulting in a 30% acid solution. The table shows the amount of each solution used.

What is the value of x, the acid concentration of the first solution?

0.05

0.10

0.15

0.20

Question

Emmalee Brock

18 December, 12:25

+2

Answers (1)

Know the Answer?

Jamari Friedman · Answer 1

(10*0.4+4x) / 14=.3

(4+4x) / 14=.3

4+4x=4.2

4x=.2

x=.05

So 0.05 is the concentration of the other solution.

A chemist mixes 4 liters of one acid solution with 10 liters of a 40% solution, resulting in a 30% acid solution. The table shows the amount of each solution used.What is the value of x, the acid concentration of the first solution?0.050.100.150.20