This product contains 1 Power Point on calculating concentrations and 19 pages of multiple choice questions on concentration calculations. These are suitable to use for a grade 11 chemistry class and combined are 38 pages long. The topics include solving for m/m percent, solving for m/v percent, solving for v/v percent, calculating ppm, calculating ppb, calculating molar concentration, dilutions, diluting solutions using C1V1 = C2V2, changing concentrations, and calculating molarity. All multip