Question 1

Write out the steps in the mechanism of ozone destruction by chlorine atoms.

Accepted Answer

Cl(g)+ O₃(g...

Question 2

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

Accepted Answer

S(s)+ O₂(g)

SO₂(g)
SO₂(g...

Question 3

Excluding water vapor, list the four most prevalent gases in our atmosphere from most abundant to least abundant.

Accepted Answer

The answer of Excluding water vapor, list the four most...

Question 4

The regions of the earth's atmosphere listed from lowest altitude to highest altitude are:

Accepted Answer

A)  mesosphere, troposphere, thermosphere, stratosphere,
B)  troposphere, stratosphere, mesosphere, thermosphere.
C)  troposphere, thermosphere, mesosphere, stratosphere
D)  thermosphere, stratosphere, troposphere, mesosphere.
E)  thermosphere, mesosphere, troposphere, stratosphere.F) D) and E)
G) All of the above

Question 5

Which one of the following is not a greenhouse gas?

Accepted Answer

A)  H2O
B)  O2
C)  CO2
D)  CH4
E)  CFCsF) B) and D)
G) A) and B)

Question 6

Which of the following reactions associated with nitrogen fixation by lightening is a disproportionation reaction? 
I.N2(g) + O2(g)  →\rarr→  2NO(g) 
II.2NO(g) + O2(g)  →\rarr→ 2NO2(g) 
III.2NO2(g) + H2O(l)  →\rarr→ HNO2(aq) + HNO3(aq)

Accepted Answer

A)  I, II, and III
B)  II and III
C)  I and II
D)  I and III
E)  III only F) A) and D)
G) C) and D)

Question 7

Which of the following sources does NOT contribute significantly to the greenhouse effect?

Accepted Answer

A)  Coal-fired power plants
B)  Landfills
C)  Automobile exhaust
D)  Nuclear power plants
E)  ChlorofluorocarbonsF) C) and E)
G) A) and D)

Question 8

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

Accepted Answer

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) None of the above
G) C) and E)

Question 9

The rate constant of the reaction O + O3  →\rarr→ 2O2 is 7.0 × 105 M-1 s-1 at -40°C and 4.8 × 106 M-1s-1 at 25°C.Calculate the activation energy of this reaction.

Accepted Answer

A)  2.0 kJ/mol
B)  17 kJ/mol
C)  1100 kJ/mol
D)  25.kJ/mol
E)  0.13 kJ/mol F) A) and C)
G) B) and D)

Question 10

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

Accepted Answer

A)  formaldehyde
B)  carbon monoxide
C)  carbon dioxide
D)  radonE) A) and C)
F) B) and D)

Exam 20: Chemistry in the Atmosphere

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

Correct Answer
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Excluding water vapor, list the four most prevalent gases in our atmosphere from most abundant to least abundant.

Correct Answer
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Which one of the following is not a greenhouse gas?

Correct Answer
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The regions of the earth's atmosphere listed from lowest altitude to highest altitude are:

Correct Answer
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Which of the following sources does NOT contribute significantly to the greenhouse effect?

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

Correct Answer
verified
S(s)+ O₂(g)SO₂(g)
SO₂(g...
View Answer

The rate constant of the reaction O + O₃ $\rarr$ 2O₂ is 7.0 × 10⁵ M^-1 s^-1 at -40°C and 4.8 × 10⁶ M^-1s^-1 at 25°C.Calculate the activation energy of this reaction.

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

Correct Answer
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Which of the following reactions associated with nitrogen fixation by lightening is a disproportionation reaction? I.N₂(g) + O₂(g) $\rarr$ 2NO(g) II.2NO(g) + O₂(g) $\rarr$ 2NO₂(g) III.2NO₂(g) + H₂O(l) $\rarr$ HNO₂(aq) + HNO₃(aq)

Correct Answer
verified

Write out the steps in the mechanism of ozone destruction by chlorine atoms.

Correct Answer
verified
Cl(g)+ O₃(g...
View Answer

Exam 20: Chemistry in the Atmosphere

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

Correct AnswerverifiedShow Answer

Excluding water vapor, list the four most prevalent gases in our atmosphere from most abundant to least abundant.

Correct AnswerverifiedShow Answer

Which one of the following is not a greenhouse gas?

Correct AnswerverifiedShow Answer

The regions of the earth's atmosphere listed from lowest altitude to highest altitude are:

Correct AnswerverifiedShow Answer

Which of the following sources does NOT contribute significantly to the greenhouse effect?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedS(s)+ O2(g)SO2(g)SO2(g...View AnswerShow Answer

The rate constant of the reaction O + O3 →\rarr→ 2O2 is 7.0 × 105 M-1 s-1 at -40°C and 4.8 × 106 M-1s-1 at 25°C.Calculate the activation energy of this reaction.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following reactions associated with nitrogen fixation by lightening is a disproportionation reaction? I.N2(g) + O2(g) →\rarr→ 2NO(g) II.2NO(g) + O2(g) →\rarr→ 2NO2(g) III.2NO2(g) + H2O(l) →\rarr→ HNO2(aq) + HNO3(aq)

Correct AnswerverifiedShow Answer

Write out the steps in the mechanism of ozone destruction by chlorine atoms.

Correct AnswerverifiedCl(g)+ O3(g...View AnswerShow Answer

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

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
S(s)+ O₂(g)SO₂(g)
SO₂(g...
View Answer

The rate constant of the reaction O + O₃ $\rarr$ 2O₂ is 7.0 × 10⁵ M^-1 s^-1 at -40°C and 4.8 × 10⁶ M^-1s^-1 at 25°C.Calculate the activation energy of this reaction.

Correct Answer
verified

Correct Answer
verified

Which of the following reactions associated with nitrogen fixation by lightening is a disproportionation reaction? I.N₂(g) + O₂(g) $\rarr$ 2NO(g) II.2NO(g) + O₂(g) $\rarr$ 2NO₂(g) III.2NO₂(g) + H₂O(l) $\rarr$ HNO₂(aq) + HNO₃(aq)

Correct Answer
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Correct Answer
verified
Cl(g)+ O₃(g...
View Answer