math
posted by Anisha .
chemist has 6liter of 50% acid solution .how much water added to obtain 20% acid solution?

math 
bobpursley
You want to dilute it from .5 to .2 or 5/2=2.5 times. So you add one part original stuff, then 1.5 parts water.
So add 9 liters water to get .2 percent acid.
Respond to this Question
Similar Questions

Math
How much water mest be added to 6 ounces of a 20% acid solution to obtain a 15% acid solution? 
Algebra
Chemist has 60 g of solution that is 70% acid. How much water should be added to make a solution that is 40% acid? 
algebra word problems
1) tina has 48 mL of a solution that is 25% acid. how much water should she add to obtain a solution that is 15% acid? 
Math
Alyssa is a chemist with Gemco Pharmaceutical Company. She needs to prepare 12 ounces of 9% hydrochloric acid solution. The only solution she currently has available are 4% and 12% hydrocholoric acid. How much should she use of each … 
Math
A chemist needs to mix an 18% acid solution with a 45% acid solution to obtain a 12 liter mixture consisting of 36% acid. How many liters of each acid solutions must be used? 
Algebra
A chemist has 40 ml of a solution that is 50% acid. How much water should be added to make a solution that is 10% acid? 
Math
A chemist wants to create a solution that is 24% acid. How many liters of a 40% acid solution must be added to 50 liters of an 18% acid solution to obtain this 24% acid mixture? 
Math
A chemist wants to create a solution that is 24% acid. How many liters of 40% acid solution must be added to 50 liters of an 18% acid solution to obtain this 24% acid mixture? 
math
a chemist wants to create a solution that is 36% acid. How many liters of a 60% acid solution must be added to 30 liters of a 15% acid solution to obtain this 36% acid mixture? 
Algebra
A chemist wishes to mix a solution that is 4% acid. She has on hand 66 liters of a 2% acid solution and wishes to add some 8% acid solution to obtain the desired 4% acid solution. How much 8% acid …