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Practice Problems 1 F2011

# Practice Problems 1 F2011 - 2 A sample of antimony metal...

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CHEMISTRY 1414 Fall 2011 Practice Problem Set #1 1) . Perform the following conversions: a) . Convert 37.4 fluid ounces to - mL - dekaliters - petaliters - m 3 b) . The density of a metal alloy is 728.389 ounces/cubic inch. Convert this to: - g/mL - nanograms per attoliter - mg/ μ L - Gg/daL c) . Convert 97.56 ° F to: - ° C - K

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d) . Convert the temperature of liquid nitrogen, 77.0 K, to: - ° C - ° F e) . The closest possible opposition of Venus to Earth is 23.7 x 10 6 miles. Express this in: - M - Tm - pm - Mm f ). Convert 6.843 x 10 4 oz yd 2 y -2 to Joules (oz = ounces, yd = yards, y = years).
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Unformatted text preview: 2) . A sample of antimony metal occupies a volume of 64.22 mm 3 . If the density of antimony is 6.66 g/mL, and the atomic mass is 121.760 g/mol, how many atoms of antimony are present in this sample? 3) . A 786.55 lb object is moving at a speed 186,000 miles/second. What energy (in MJ) is exerted by this object? 4) . Perform the following operations and express the solution with the proper number of significant figures: a) . 0.08206 * (273.15 + 1.2) 3.25 x 7.006 b) . (604.01 + 0.53) * 321.81 * 1.80 x 10-3 3.530 x 10-3...
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