worksheet1

# worksheet1 - Chemistry 1 mile = 5,280 ft 1 inch = 2.54 cm...

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Chemistry Worksheet #1 1 mile = 5,280 ft 1 inch = 2.54 cm 3 feet = 1 yard 454 g = 1lb 946 mL = 1 qt I. Set up and solve the following using dimensional analysis. 1. 5,400 in to mi 6. 19 in 2 to ft 2 2. 16 weeks to sec 7. 840 in 3 to cm 3 3. 54 yards to mm 8. 4.22 g/cm 3 to lbs./ft 3 4. 36 cm/sec to mph 9. 2.50 d/hr to kronin/wk ( 1 d = 8.60 krc) 5. 1.09 g/mL to lbs/gal 10. 32 ft/sec 2 to meters/min 2 II. Rewrite the following numbers using scientific notation. 1. 476 6. 0.0067 x 10 -3 2. 840,000 7. 16 3. 0.0822 8. 0.446 4. 540 x 10 3 9. 28 x 10 -4 5. 0.000040087 10. 0.0062 x 10 5 III. How many significant figures are in each of the following numbers or answers to the following mathematical operations. 1. 16.0 6. 14/ 3.07 2. 54,000 7. 5.400 x 10 3 / 176 3. 54,000.0 8. 1,874 x 36.2 4. 0.000107 9. 14/ 367 5. 6,007 10. 176/ 1.4809 x 10 6 IV. Perform the following mathematical operations and express your answers to the proper number of significant figures. 1. 642 x (4.0 x 10

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## This note was uploaded on 09/02/2011 for the course CHEM 30a taught by Professor Harrison during the Spring '11 term at West Valley.

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worksheet1 - Chemistry 1 mile = 5,280 ft 1 inch = 2.54 cm...

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