Lucas Capobianco-Hogan 9/18/14 Chemistry Honors Density Lab Materials: Scale Graduated Cylinder Calculator Unknown Substance Procedure: Weigh the graduated cylinder with no liquid in it. Measure out a volume of 5mL of the unknown substance into the graduated cylinder. Subtract the mass of the graduated cylinder with liquid in it by the mass of the empty graduated cylinder to calculate the mass of the liquid. Find the density of the liquid by using the formula mass/volume. Measure out a volume of 7mL of the unknown substance into a graduated cylinder. Repeat steps 3 and 4. Measure out a volume of 10mL of the unknown substance into a graduated cylinder. Repeat steps 3 and 4. Conclusion: