WS Intro - Key - a. 653 (5.75 x 10-8 ) = 1.14 x 10 10 b....

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Name: ______ KEY ____________________ Quiz Section:_______ CHEM 120A – Autumn 2011 Intro Worksheet 1. Fill in the following tables without consulting your notebook or the internet. Measurement SI Abbreviation Mass Kilogram kg Length Meter m Time Second s Temperature Kelvin K Volume Cubic meter m 3 Prefix Symbol Numerical Value Scientific Notation milli m 0.001 10 -3 deci d 0.1 10 -1 nano n 0.000000001 10 -9 kilo k 1,000 10 3 centi c 0.01 10 -2 micro μ 0.000001 10 -6 2. Complete the following equalities 1 nm = __ 10 -9 __m 1 km = _ 10 6 __mm 1 L = _ 1000 _mL 1 μ g = __ 0.001 __mg 3. Express the answers to the following in scientific notation:
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Unformatted text preview: a. 653 (5.75 x 10-8 ) = 1.14 x 10 10 b. 850,000 (9.0 x 10 5 ) = -5 x 10 4 c. (3.6 x 10-4 ) x (3.6 x 10 6 ) = 1.296 x 10 3 4. What data would you need to estimate the money you would spend on gasoline to drive your car from New York City to Seattle? Provide estimates of values and a sample calculation. Distance from Seattle to New York City: 2855 mi Regular gas national average: $3.455/gallon Average mileage of average car: 19.8 mpg Estimate based on these numbers: $498 This problem introduces dimensional analysis which we will cover next week in lecture....
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