Part D. Comparing the Densities of Various Types of Pennies Table 6: Mass and Volume Data 1943 Before After 1983 1983 52 ml. 52 ml volume of water (V.) mass of cylinder and water (mo) volume of water and pennies (V) mass of cylinder, water, and pennies (ma) 70 ml 52 mL 154.269 53 mL 29.381g 28.144g Table 7. Density Calculations Sample Volume (mL) Mass (9) Density (g/mL) Before 1983 After 1983 70 ml 1943 Calculations