Problem: Which of the following are examples of a chemical change? a. Copper building materials develop a green patina over time. b. a match burns c. ethanol evaporates d. Both A and B are examples of chemical change. e. All of the above are examples of chemical change.

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Which of the following are examples of a chemical change?

a. Copper building materials develop a green patina over time.

b. a match burns

c. ethanol evaporates

d. Both A and B are examples of chemical change.

e. All of the above are examples of chemical change.

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Based on our data, we think this problem is relevant for Professor Veige's class at UF.