SOLUTION: Pure acid is to be added to a 10% acid solution to obtain 90 L of a 20% acid solution. What amounts of each should be used? ____ L of pure acid solution and ____ L of 10% acid so

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: Pure acid is to be added to a 10% acid solution to obtain 90 L of a 20% acid solution. What amounts of each should be used? ____ L of pure acid solution and ____ L of 10% acid so      Log On


   



Question 1013928: Pure acid is to be added to a 10% acid solution to obtain 90 L of a 20% acid solution.
What amounts of each should be used?
____ L of pure acid solution and ____ L of 10% acid solution.
P.S: I sort of know the formula to the problem already. If you aren't going to answer the question, can you please explain the steps and formula thoroughly. Thank you!

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
I did this one earlier today.