A solution contains x ml of ethyl alcohol mixed with 100ml of water. The concentration of the solution is 28.6% in terms of volume by volume percentage. Find x.
A solution contains x ml of ethyl alcohol mixed with 100 ml of water. The concentration of the solution is 28.6% in terms of volume by volume percentage. Find x.
A solution contains y ml of acetone in 150ml of solution. The concentration of the solution is 25% in terms of volume by volume percentage. Find y.