Chemistry Name:_______________________ Density Worksheet Date:__________________ SHOW ALL WORK! 1. What is the density of a sample of ore that has a mass of 74.0 g and occupies 20.3 cm 3? 2. What is the density of an 84.7 g sample of an unknown substance if the sample occupies 49.6 cm3? 3. What is the density of an object that has a mass of 3.05 g and a volume of 8.47 mL? 4. What is the density of an object that has a mass of 6.00 g and is 6.10 cm long, 0.25 cm wide and 4.90 cm high? 5. Find the volume of a sample of wood that has a mass of 95.10 g and a density of 0.857 g/cm3. 6. What is the mass of a sample of material that has a volume of 55.1 cm3 and a density of 672 g/cm3? 7. A student calculates the density of iron as 6.80 g/cm3 using lab data for mass and volume. A handbook reveals that the correct value is 7.86 g/cm3. What is the percent error. Answer Bank: (I did not include units below, be sure that your answers have units!) 0.80 3.65 111 13.5 0.360 370. 1.71