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Chapter Six Calculations: Formula Masses, Moles, and Chemical Equations
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 2 © Foto Kormann/zefa/Corbis Calculations: Formula Masses, Moles, and Chemical Equations → CO 6.1 Close-up of cut diamonds
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 3 ←Fig. 6.1 Oranges may be bought in units of mass or units of amount. Calculations: Formula Masses, Moles, and Chemical Equations cont’d
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 4 →Fig. 6.2 A basic process in chemical laboratory work is determining the mass of a substance. Calculations: Formula Masses, Moles, and Chemical Equations cont’d
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 5 ←Fig. 6.3 Everyday counting units. Calculations: Formula Masses, Moles, and Chemical Equations cont’d
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 6 →Fig. 6.4 Amadeo Avogadro was the first scientist to distinguish between atoms and molecules. Calculations: Formula Masses, Moles, and Chemical Equations cont’d Edgar Fahs Smith Collection, University of Pennsylvania
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 7 Fig. 6.5 The mass of a mole depends on the substance. Calculations: Formula Masses, Moles, and Chemical Equations cont’d
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 8 ←Fig. 6.6 A computer-generated model of the molecular compound N 2 O 4. Calculations: Formula Masses, Moles, and Chemical Equations cont’d
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 9 Fig. 6.7 In solving chemical-formula-based problems, the only “transitions” allowed are those between quantities (boxes) connected by arrows. Calculations: Formula Masses, Moles, and Chemical Equations cont’d
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 10 Fig. 6.8 When 16.90g of the compound CaS is decomposed into its constituent elements, the Ca and S produced has an identical mass of 16.90g. Calculations: Formula Masses, Moles, and Chemical Equations cont’d
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 11 Calculations: Formula Masses, Moles, and Chemical Equations cont’d CAG 6.1
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 12 Fig. 6.9 In solving chemical-equation-based problems, the only “transitions” allowed are those between quantities (boxes) connected by arrows. Calculations: Formula Masses, Moles, and Chemical Equations cont’d
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 13 Calculations: Formula Masses, Moles, and Chemical Equations cont’d CC 6.1
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Copyright © Houghton Mifflin Company. All rights reserved.6 | 14 ←Fig. 6.10 Testing apparatus for measuring the effects of air bag deployment. Calculations: Formula Masses, Moles, and Chemical Equations cont’d Courtesy of Daimler Chrysler Corporation
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