Critical Thinking Activities - Chapter 2

  1. What good does it do somebody to take sodium bicarbonate for heartburn?

  2. If the pH of orange juice is 4, how many more hydrogen atoms are released in the juice compared to coffee (pH 5)?

  3. Vitamin A (i.e. retinol) consists primarily of a long chain of -CH2- groups. If you are given only this much information, what will vitamin A dissolve in more easily: oil or water?

  4. If you were to use an organic chemical as a detergent to remove grease stains on your shirt (caused by a moment of carelessness with those French fries), which kind would you use and why?

Answers

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