Problema Solution
how much oure acid should be mixed with 3 gallons of a 20% acid solution in order to get a 40% acid solution?
Answer provided by our tutors
how much oure acid should be mixed with 3 gallons of a 20% acid solution in order to get a 40% acid solution?
Solution:
3*20/100 + x =(3+x)*40/100
x + 0.6 = 1.2 + 0.4x
x = 0.6/0.6 = 1 gallon