CHEM-105, Visualizing Chemistry
Quiz 16, November 29, 2001

Density Table
Solids Metals Liquids
Bone 2 Aluminum 2.7 Pure Water 1
Brick 1.8 Copper 8.9 Sea Water 1.03
Cork 0.2 Gold 19.3 Alcohol 0.8
Ice 0.92 Iron 7.8 Glycerine 1.3
Marble 2.7 Lead 11.3 Milk 1.03
Paraffin 0.9 Silver 10.5 Turpentine 0.9
Rubber 1.2 Mercury 13.6
Bamboo 0.3 Gasoline 0.7
Oak Wood 0.7
Pine Wood 0.6
  1. A solid that will float in water, but sink in alcohol is:
    A. bone
    B. ice
    C. rubber
    D. oak wood
    E. pine wood
  2. A metal that will sink in liquid mercury is:
    A. aluminum
    B. copper
    C. gold
    D. iron
    E. lead
  3. What is the mass (in grams) of 250 mL of liquid mercury
    A. 13.6 g
    B. 18.4 g
    C. 250 g
    D. 3400 g
  4. An example of a surfactant is:
    A. salt
    B. sugar
    C. mercury
    D. soap
    E. water
  5. Surface tension in water is caused by:
    A. intermolecular forces
    B. plastic
    C. magnetic attraction
    D. a rubber skin stretched over the water
    E. not given

University of Wisconsin-Stout
Department of Chemistry
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Menomonie, WI 54751
(715)-232-2292
ondrusm@uwstout.edu