LUD UZ. Lengin, Mass, 2. Given the density you measured for each of your two cylinders, use the table below to determine what metal your cylinder is most likely constructed from. Put the number beside these two metals in the chart. What is the percent difference between your value and the one from the chart? (10 points) Metal Density [g/em'] Aluminum 2.80 Brass 8.40 Copper 8.94 Steel 7.85 % error = (Actual - Measured)/Actual * 100%