Answers

2016-07-31T00:16:07+08:00
One way to express a concentration is by volume of solute per volume of solution percentage. 

% (v/v) = (volume of solute/volume of solution) * 100 %
by the word (v/v) means volume of solute per volume of solution.

% (v/v) of Alcohol = (200mL/3000mL) * 100
                             =  6.67 %
0