Pre-Lab Assignment 1. Calculate the mass of malonic acid (C_3H_4O_4, MW 104.07 g/mol) required to prepare 50.00 mL of a 0.15 M malonic acid solution. 2. Calculate the mass of manganese sulfate monohydrate (MnSO_4 middot H_2O, MW 169.01 g/mol) required to prepare 50.00 mL of a 0.020 M manganese sulfate solution. 3. Calculate the mass of potassium iodate (KIO_3, MW 213.99 g/mol) required to prepare 50.00 mL of a 0.20 M potassium iodate solution. 4. Calculate the volume of 1.0 M sulfuric acid (H_2SO_4) required to prepare 100.00 mL of a 0.080 M sulfuric acid solution. Use the formula M_1V_1 = M_2V_2. 5. Calculate the volume of 30% (w/w) hydrogen peroxide (H_2O_2) required to prepare 25.00 mL of 6% hydrogen peroxide. Use the formula M_1V_1 = M_2V_2.