Suppose that liters of pure acid are added to 200 liters
Chapter 0, Problem P7.140(choose chapter or problem)
Suppose that liters of pure acid are added to 200 liters of a 35% acid solution. a. Write a formula that gives the concentration, of the new mixture. (Hint: See Exercise 139.) b. How many liters of pure acid should be added to produce a new mixture that is 74% acid?
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