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Unformatted text preview: better represented with exponential notation (Appendix A1 in text) 1.16 h 10 4 1.160 h 10 4 1.1600 h 10 4 B. Rules for Calculations 1. In addition or subtraction one reports the result to the same number of decimal places as the term with the fewest decimal places. 2. In multiplication and division one reports the result with no more significant figures than the measurement with the fewest significant figures. III. Dimensional Analysis B Unit Conversion number h 1 = number 6 h 1 = 6 Examples: 1. I weigh 180 lb, how many kilograms? 2. A sign says 40 km/h, how many miles/h? 3. What is the volume in cm 3 of a block that is 2.0" h 3.0" h 4.0"? For dimensional analysis the units must be correct and carefully checked. IV. Classification of Matter Gas, Liquid, Solid...
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This note was uploaded on 09/28/2009 for the course CHE 101 taught by Professor Churchhill during the Fall '08 term at SUNY Buffalo.
 Fall '08
 Churchhill
 Chemistry

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