SOLUTION: a vat contain 100L of a 40% acid solution. how much acid must be added to increase the acidity to 60% ?
Algebra.Com
Question 29500: a vat contain 100L of a 40% acid solution. how much acid must be added to increase the acidity to 60% ?
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
(X+100).6=100(.4)+X OR .6X+60=40+X OR 20=.4X OR 50=X
PROOF 150 TIMES .6=40+50 OR 90=90
RELATED QUESTIONS
A vat contains 100 l of a 40% solution. How much acid must be added to increase the... (answered by chitra,josmiceli)
A chemist has 1000 g of a solution that is 40% acid. How many grams of water must be... (answered by checkley71)
A chemist has 1000g of a solution that is 40% acid. How many grams of water must be added (answered by Alan3354)
A chemist has 500g of a solution that is 40% acid. How many grams of water must be added... (answered by ankor@dixie-net.com)
A chemist has 1000 g of a solution that is 40% acid. How many grams of water must be... (answered by stanbon)
How much pure acid must be added to 12 ounces of a 40 percent acid solution in order to... (answered by josgarithmetic)
how much water must be added to 14 liters of a 90% acid solution to abtain a 40% acid... (answered by stanbon)
How much water must be added to 14 liters of a 90% acid solution to obtain a 40% acid... (answered by richwmiller)
1)How many liters of pure acid must be added to 40 L of a 20% acid solution to make a... (answered by checkley77)