Question: Let talk about this and some references to back it up. 1. Helium and lithium are two elements that differ only in one electron. Why

Let talk about this and some references to back it up.

1. Helium and lithium are two elements that differ only in one electron. Why do you think they exhibit such different chemical and physical behavior?

2. Why is food irradiated with gamma rays from a Cobalt-60 source? Does the food become radioactive? Discuss your answer.

3. Is carbon dating more appropriate to measure the age of materials that are a few years old, or a few thousand years old or a few million years old?

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=+ a. Using the Fisher equation (discussed in Chapter 5), what can you infer about expected infl ation in Canada and in the United States?

=+ c. A friend proposes a get-rich-quick scheme: borrow from a U.S. bank at 8 percent, deposit the money in a Canadian bank at 12 percent, and make a 4 percent profi t. Whats wrong with this scheme?

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