Intro and Ch 1_010612_slides with answers

Intro and Ch 1_010612_slides with answers - 1. 3.6 x 10 5...

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Identifying Units Identify the measurement that has an SI unit. A. John’s height is: 1) 1.5 yd 2) 6 ft 3) 2.1 m B. The race was won in: 1) 19.6 s 2) 14.2 min 3) 3.5 h C. The mass of a lemon is: 1) 12 oz 2) 0.145 kg 3) 0.62 lb D. The temperature is: 1) 85 ° C 2) 255 K 3) 45 ° F
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Scientific Notation Examples Convert the following to scientific notation: 1. 123,876.3 2. 4.22 3. 0.000238 4. 9100 Convert the following to standard format:
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Unformatted text preview: 1. 3.6 x 10 5 2. 2.12 x 10 5 3. 4.8 x 10 8 4. 6.49 x 10 0 In the following pairs, choose the larger number: 1. 4.9 x 10 3 or 5.5 x 10 9 2. 1250 or 3.4 x 10 2 3. 0.000 000 4 or 5 x 10 8 4. 9.08 x 10 6 or 7.4 x 10 6 15.0031 0.004708 x 0.050 = 15.004 0.0009 = 2.0270/10.3333 = (3.4 + 1.13)/0.00874= 0.054708 Sig Fig Examples = 0.055 = 15.003 0.19616192 = 0.19616 4.53/0.00874 = 510 = 514.87414...
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This note was uploaded on 01/18/2012 for the course CHEM 142 taught by Professor Zoller,williamh during the Winter '07 term at University of Washington.

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Intro and Ch 1_010612_slides with answers - 1. 3.6 x 10 5...

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