### In the Southern Hemisphere, the circulation of air about a low pressure system is clockwise.

In the Southern Hemisphere, the circulation of air about a low pressure system is clockwise.

### The leeward side of a mountain range usually has higher precipitation than the windward side.

The leeward side of a mountain range usually has higher precipitation than the windward side.

### When the reaction A → B + C is studied, a plot of ln[A]t vs. time gives a straight line with a negative slope. What is the order of the

When the reaction A → B + C is studied, a plot of ln[A]t vs. time gives a straight line with a negative slope. What is the order of the reaction?
A) Zero
B) First
C) Second
D) Third
E) More information is needed to determine the order.

### The greenhouse effect decreases the longwave radiation lost by the Earth’s surface and increases the shortwave radiation lost by the atmosphere.

The greenhouse effect decreases the longwave radiation lost by the Earth’s surface and increases the shortwave radiation lost by the atmosphere.

### The annual variation in atmospheric carbon dioxide is caused primarily by seasonal photosynthesis on land in the Southern Hemisphere.

The annual variation in atmospheric carbon dioxide is caused primarily by seasonal photosynthesis on land in the Southern Hemisphere.

### Sulfuryl chloride, SO2Cl2(g), decomposes at high temperature to form SO2(g) and Cl2(g). The rate constant at a certain temperature is 4.68 × 10-5s-1. What is the order of the reaction?

Sulfuryl chloride, SO2Cl2(g), decomposes at high temperature to form SO2(g) and Cl2(g). The rate constant at a certain temperature is 4.68 × 10-5s-1. What is the order of the reaction?
A) Zero
B) First
C) Second
D) Third
E) More information is needed to determine the order.

### Which one of the following sets of units is appropriate for a third-order rate constant?

Which one of the following sets of units is appropriate for a third-order rate constant?
A) s-1
B) mol L-1s-1
C) L mol-1s-1
D) L2 mol-2s-1
E) L3 mol-3s-1