<p>Determine the Density of an unknown liquid Name______Period______</p><p>Unknown Number/Letter </p><p>Hypothesis - Try to determine whether the density of your liquid is greater or less than 1 by placing a drop of the substance in a test tube filled with water. </p><p>Complete the following table for the unknown substance.</p><p>Data: Trial mass of graduated mass of graduated mass of volume of Density of number cylinder plus liquid cylinder (grams) liquid(grams) liquid liquid (grams) in (ml) (g/ml)</p><p>1</p><p>2</p><p>3</p><p>4</p><p>5</p><p>Average Density</p><p>Use the list of densities provided on the back to compare the density of the unknown to the actual densities of several liquids. Use this list to identify the unknown</p><p>Identity of unknown 1. Distilled Water 1.00 g/mL 2. Ethanol 0.81 g/mL 3. Isopropyl Alcohol 0.7825 g/mL 4. Vinegar 1.015 g/mL 5. Salt Water 1.177 g/mL 6. Sierra Mist 1.07 g/mL 7. Bleach 1.10 g/mL 8. Hydrogen Peroxide 1.44 g/mL 9. Methanol 0.7918 g/mL</p><p>USE DIMENSIONAL ANALYSIS AND CORRECT SIG FIGS</p><p>1. A block of metal has a mass of 40 grams. Its volume is 10cm3. What is its density?</p><p>2. Pure water has a density of 1.0 g/ml. What would be the mass of 50 ml of water?</p><p>3. a. Aluminum has a density of 2.7 g/ml. What is the mass of 10 ml of aluminum?</p><p>4. Copper has a density of 8.9 g/ml. How much space does a 50 gram piece of copper take up?</p><p>5. Zinc has a density of 7.1g/mL. A piece of zinc has a volume of 60 ml. What is the mass of this piece of zinc?</p><p>6. A wood block has a length of 10cm, a width of 5 cm and a height of 2 cm. Its mass is 200 grams. What is its density?</p>