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Test 1, F 07 Form A

Test 1, F 07 Form A - Chemistry 1035 First Test FORM A I...

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Chemistry 1035 First Test FORM A September 12, 2007 I promise that I will abide by the Virginia Tech Honor Code while taking this test. Signature Printed Name ___________________________ 1. The density of toluene, an organic liquid, is 0.879 g/mL. What is the density in units of kilograms per cubic meter? 1. 8.79x10 -3 kg/m 3 2. 8.79x10 -2 kg/m 3 3. 0.879 kg/m 3 4. 879 kg/m 3 5. 8.79x10 5 kg/m 3 2. Given that the speed of light is 3.00x10 10 centimeters per second, how long, in seconds, will it take light to travel 2.00x10 8 miles? (Given: 1 mile = 1.61 kilometers) 1. 1.07 s 2. 414 s 3. 1.07x10 3 s 4. 4.14x10 4 s 5. 1.07x10 5 s 3. When a 0.100 pound mass of metallic copper is placed into a graduated cylinder initially containing 75.0 milliliters of water, the water level rises from the 75.0 mL level to the 80.1 mL level. Using these data, what is the density of copper in units of g/cm 3 ? Give your answer with the correct number of significant figures. 1. 1.96 g/cm 3 2. 2.0 g/cm 3 3. 5.67 g/cm 3 4. 5.7 g/cm 3 5. 8.90 g/cm 3 6. 8.9 g/cm 3

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4. A rectangular piece of paper has a length of 279 millimeters and a width of 21.6 centimeters. What is the surface area of one side of this piece of paper in units of square inches ? 1. 3.89x10 3 in 2 2. 603 in 2 3. 237 in 2 4. 93.4 in 2 5. An increase in temperature of 1.00 degree on the Celsius temperature scale is equivalent to an increase of how many degrees on the Fahrenheit temperature scale? 1. 1.00 degree 2. 1.80 degrees 3. 33.8 degrees 4. 0.556 degree 6. The purpose of a laboratory experiment is to determine the atomic mass of aluminum, which we note from the periodic table is 27.0. In five experiments, the following results were obtained:
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Test 1, F 07 Form A - Chemistry 1035 First Test FORM A I...

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