apch01_pretest08 - the length of the edge of the cube? 4....

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South Pasadena • AP Chemistry Name___________________________________ Period _____ Date ___/___/___ 1 Matter and Measurement M A T H P R ETEST Show your work for each problem. 1. The mass of a paperclip is about 0.525 grams. What is the mass of this paperclip in kg? (Report your answer in scientific notation). 2. A liquid has a density of 1.48 g/cm 3 . What volume of liquid has a mass of 5.00 grams? 3. The density of aluminum is 2.70 g/cm 3 . If a cube of aluminum weighs 13.5 grams, what is
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Unformatted text preview: the length of the edge of the cube? 4. Convert 15 years to seconds. [Use 365.25 days per year to account for leap years.] 5. The number, three hundred fifty thousand, written in scientific notation is best written as 6. How many cm 2 are in an area of 4.21 in 2 ? 7. In an experiment, you measure the density of aluminum as 2.60 g/cm 3 . The accepted value is 2.70 g/cm 3 . What is the percent error in your measurement?...
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