SOLUTION: A chemist has 10g of a 20% salt solution. How many grams of water should she add to produce a 5% salt solution?

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Question 722517: A chemist has 10g of a 20% salt solution. How many grams of water should she add to produce a 5% salt solution?
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
Let M= amount of current solution
let P = percent concentration current solution
let T = desired concentration of new solution
let g = amount of matter to add to dilute to make new solution

highlight%28M%2AP%2F%28M%2Bg%29=T%29, find g.