Problems by Topic

Note Answers to all odd-numbered Problems, numbered in blue, can be found in Appendix III. Exercises in the Problems by Topic section are paired, with each odd-numbered problem followed by a similar even-numbered problem. Exercises in the Cumulative Problems section are also paired, but somewhat more loosely. (Challenge Problems and Conceptual Problems, because of their nature, are unpaired.) 

Chemical Formulas and Molecular View of Bements and Compounds 

Determine the number of each type of atom in each formula  

Write a chemical formula for each molecular model. (See Appendix HA for color codes.) 

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Note Answers to all odd-numbered Problems, numbered in blue, can be found in Appendix III. Exercises in the Problems by Topic section... 

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