SOLUTION: What quantity of a 50% acid solution must be mixed with a 25% solution to produce 600ml of a 40% solution? I am completely confused on what it is asking...

Question 260632: What quantity of a 50% acid solution must be mixed with a 25% solution to produce 600ml of a 40% solution? I am completely confused on what it is asking...
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let A be the amount of 50% solution, B the amount of 25% solution.
Here's the equation for total volume:
1.
Here's the concentration equation:
2.
From eq. 1,

Substitute into eq. 2,
2.

Then from eq. 1,

.
.
.
You need 240 ml of 50% solution and 360 ml of 25% solution.

RELATED QUESTIONS
what quantity of a 70% acid solution must be mixed with a 40% solution to produce 600mL... (answered by checkley77)

What quantity of 60% acid solution must be mixed with 30% acid solution to produce 300mL... (answered by Earlsdon)

what quantity of 80% acid solution must be mixed with a 20% solution to produce 840mL of... (answered by Alan3354)

What quantity of 60% acid solution must be mixed with 30% solution to produce 300mL of a... (answered by venugopalramana)

What quantity of 60% acid solution must be mixed with 30% solution to produce 300mL of a... (answered by Nate)

What quantity of a 50% acid solution must be mixed with a 20% solution to produce 150 mL... (answered by KMST)

What quantity of a 75% acid solution must be mixed with a 40% solution to produce 300mL... (answered by josgarithmetic)

What quantity of a 50% acid solution must be mixed with a 20% solution to produce 600 mL... (answered by josgarithmetic)

What quantity of a 80% acid solution must be mixed with a 40% solution to produce 600 mL... (answered by josgarithmetic,harpazo)