2015 Density Lab Expected Values (If you think there is an error please report in your conclusion or see me. Group number Photo of Unknowns Liquids Solids Group 1 Maple syrup Copper shot 1.24 g/mL 7.874 g/mL Mineral Oil Brass beads 0.85 g/mL 5.64 g/mL Al rods 2.7 g/mL Group 2 Yellow liquid Solids = ethanol in water Glass marbles .87 g/mL 2.18g/mL Al rods 2.7 g/mL Green tape/Clear = Copper turnings mineral oil 8.96 g/mL 0.85 g/mL Group 3 Molasses is dark Al pebbles brown liquid 2.7 g/mL 1.38 g/mL Silicon rocks Mineral Oil is clear 2.33 g/mL 0.85 g/mL Copper turnings 8.96 g/mL Group 4 Molasses is dark #6 Copper 8.96 brown liquid g/mL 1.38 g/mL R = Mossy Zinc Water + red food 7.13 g/mL coloring is clear #4 Silicon 2.33 0.98 g/mL g/mL Group #5 Yellow tape Nails 7.874 g/mL Mineral oil Al 2.7 g/mL 0.85 g/mL Copper turnings Green tape 8.96 g/mL Water 1.0 g/mL Group 6 (7) Orange tape Glass beads Group 6 (7) Maple Syrup 2.18 g/mL In Advanced Lab 1.24 g/mL H= Al 2.7 g/mL room 128 #5 = Ni shot Yellow tape 8.9 g/mL Mineral Oil is clear 0.85 g/mL Some materials were possibly moved by students who were unaware that the materials were assigned to a station. If your group used other materials please use your best guess to locate the correct expected values. (5PM 10/7/ 2015)
2015 Density Lab Expected Values (If you think there is an error please report in your conclusion or see me. Group number Photo of Unknowns Liquids Solids Group 1 Maple syrup 1.24 g/mL Mineral Oil 0.85 g/mL Copper shot 7.874 g/mL Brass beads 5.64 g/mL Al rods 2.7 g/mL Group 2 Yellow liquid = ethanol in water .87 g/mL Green tape/Clear = mineral oil 0.85 g/mL Solids Glass marbles 2.18g/mL Al rods 2.7 g/mL Copper turnings 8.96 g/mL Group 3 Molasses is dark brown liquid 1.38 g/mL Mineral Oil is clear 0.85 g/mL Al pebbles 2.7 g/mL Silicon rocks 2.33 g/mL Copper turnings 8.96 g/mL Group 4 Molasses is dark brown liquid 1.38 g/mL Water + red food coloring is clear 0.98 g/mL #6 Copper 8.96 g/mL R = Mossy Zinc 7.13 g/mL #4 Silicon 2.33 g/mL Group #5 Yellow tape Mineral oil 0.85 g/mL Green tape Water 1.0 g/mL Nails 7.874 g/mL Al 2.7 g/mL Copper turnings 8.96 g/mL Group 6 (7) Group 6 (7) In Advanced Lab room 128 Orange tape Maple Syrup 1.24 g/mL Yellow tape Mineral Oil is clear 0.85 g/mL Glass beads 2.18 g/mL H= Al 2.7 g/mL #5 = Ni shot 8.9 g/mL Some materials were possibly moved by students who were unaware that the materials were assigned to a station. If your group used other materials please use your best guess to locate the correct expected values. (5PM 10/7/ 2015)
2015_density_lab_10_12_2015.docx