What is the difference between an endergonic and an exergonic reaction?

Explain two ways hydrocarbons can be harmful.

What do photosynthesis and cellular respiration have in common?  Which reaction is endergonic?

Balance the following equation:  H2 + O2  →   H2O

What happens to the demand for gasoline when the price of electric cars, a substitute, decreases significantly?

Supply tends to be __________ in local markets and __________ in global markets.

If a major drought destroys crops, what is the most likely impact on the market for cotton?

What does a perfectly inelastic demand curve look like?

Hellmann’s mayonnaise and Duke’s mayonnaise are substitutes from the consumer’s perspective.  When the price of Hellmann’s rises, what happens to the demand for Duke’s mayonnaise?

If the price of movie tickets rises, what happens to the demand for coke (a complement)?