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Name four "greenhouse gases" besides carbon dioxide.

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methane, nitrous oxide, CFCs, water vapor (answers will vary)

The compound CFCl3 is used as a/an


A) enzyme
B) anesthetic
C) gaseous fuel
D) coolant
E) CFC replacement

F) B) and D)
G) A) and B)

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Which one of the following reactions is an example of nitrogen fixation?


A) N2O5(g) \to NO3(g) + NO2(g)
B) N2(g) + O2(g) \to 2NO(g)
C) 3NO2(g) + H2O(l) \to 2HNO3(aq) + NO(g)
D) 2NO(g) + O2(g) \to 2NO2(g)
E) 2NH3(g) \to 3H2(aq) + N2(g)

F) A) and B)
G) A) and C)

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The most prevalent noble gas in our atmosphere is


A) helium.
B) neon.
C) argon.
D) krypton.
E) xenon.

F) A) and D)
G) B) and D)

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Peroxyacetyl nitrate, called PAN for short, is a powerful lachrymator. A lachrymator is


A) a greenhouse gas.
B) a product of incomplete combustion.
C) an agent that induces drowsiness.
D) a cancer causing agent.
E) a tear producer.

F) A) and D)
G) C) and D)

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An unusual atmospheric reaction leading to ozone distruction is CF3O + O3 \to CF3O2 + O2, the analysis of which has yielded an Arrhenius frequency factor (A) and activation energy of 2.0 ×\times 10-12 cm3 molecule-1 s-1 and 11.6 kJ/mol, respectively. Calculate the rate constant for this reaction at an altitude of 35 km, where the temperature is -34°C.


A) 2.0 ×\times 10-12 M-1 s-1
B) 1.2 ×\times 109 M-1 s-1
C) 3.5 ×\times 106 M-1 s-1
D) 7.9 ×\times 10-15 M-1 s-1
E) 6.8 ×\times 108 M-1 s-1

F) A) and E)
G) B) and C)

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The first "hole" in the ozone layer was found over which continent?


A) North America
B) South America
C) Australia
D) Antarctica
E) Asia

F) A) and C)
G) A) and D)

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Which one of the following indoor air pollutants has adverse health effects because it is radioactive?


A) formaldehyde
B) carbon monoxide
C) carbon dioxide
D) radon

E) C) and D)
F) A) and D)

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Which region of the atmosphere contains the ozone layer?


A) thermosphere
B) mesosphere
C) stratosphere
D) troposphere

E) A) and B)
F) B) and D)

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Write out the steps that show how sulfur in coal is converted to sulfuric acid in acid rain.

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S(s)+ O2(g)\(\to\)SO2(g) SO2(g)+ OH(g)\(\to\)HOSO2(g) HOSO2(g)+ O2 \(\to\) HO2(g)+ SO3(g) SO3(g)+ H2O(l)\(\to\) H2SO4(aq)

Which one of the following is not a greenhouse gas?


A) H2O
B) O2
C) CO2
D) CH4
E) CFCs

F) B) and C)
G) B) and E)

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Which of the following cannot be plausibly linked to the destruction of the ozone layer?


A) Damage to crops.
B) Increased number of skin cancer cases.
C) Genetic mutations.
D) Increasing global CO2 concentrations.

E) C) and D)
F) B) and C)

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An increase in the amount of particulate matter (dust and smoke) in the atmosphere may result in cooler world temperatures because


A) more sunlight is absorbed by Earth.
B) more infrared radiation is emitted into space.
C) the dust reflects solar radiation.
D) dust reacts with ozone in an exothermic reaction.

E) C) and D)
F) None of the above

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In order for a gas to be a "greenhouse gas" it must


A) transmit visible light and absorb infrared radiation.
B) be radioactive.
C) transmit infrared light and absorb visible light.
D) be combustible.
E) absorb both visible light and infrared radiation.

F) B) and E)
G) A) and B)

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Ozone is formed in the atmosphere by the combination of oxygen molecules with


A) chlorofluorocarbons
B) hydrocarbons
C) oxygen atoms
D) CO2
E) ClO

F) B) and C)
G) A) and C)

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C

Which one of the following would slow the rate of increase of atmospheric CO2?


A) Building and operating more coal-fired power plants.
B) More use of catalytic converters in cars to produce complete combustion.
C) Use of hydrogen fuel produced using solar or nuclear energy.
D) Conversion of nuclear power plants to methane-burning power plants.
E) Clearing and burning the tropical rain forests.

F) B) and C)
G) A) and E)

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Heat is radiated from Earth to space predominately in the form of:


A) infrared radiation.
B) radioactivity.
C) visible light.
D) solar flares.
E) UV radiation.

F) B) and E)
G) A) and B)

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List three primary pollutants removed from automobile exhaust by catalytic converters.

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CO, NO, un...

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Which one of the following can function as a greenhouse gas?


A) Ar
B) H2
C) N2
D) O2
E) NO

F) A) and E)
G) C) and D)

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Acid rain is precipitation having a pH that is


A) above 7.
B) below 5.5.
C) below 7.
D) above 8.6.
E) above 10.

F) A) and B)
G) A) and C)

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