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Which of these industrial chemicals is produced in the greatest amount annually?


A) HNO3
B) H3PO4
C) H2
D) H2SO4
E) HClO3

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

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_______________ is used as a subscript beside an atom to indicate the atom is in an electronically excited state.

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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) A) and C)
G) B) and D)

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What is the name given to the incoming streams of solar protons and electrons oriented by Earth's magnetic field occurring in the Northern Hemisphere?


A) northern auroras
B) Aurora autralis
C) northern celesta ions
D) Aurora borelis
E) solar flares

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

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List at least six chemicals that are released into the atmosphere when a volcano erupts.

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H2SO4 aeroso...

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Carbon dioxide absorbs heat from Earth by


A) dissociating into O2 and carbon atoms.
B) converting the heat into more rapid translational motion.
C) absorbing an infrared photon that causes it to be vibrationally excited.
D) rotating more rapidly.

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

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Name four "greenhouse gases" besides carbon dioxide.

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methane,ni...

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Which of the following does not readily interact with ozone?


A) Chlorine
B) Nitrogen oxides
C) Chlorine nitrate
D) Carbon fluorides

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

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________________ is the uppermost layer of the atmosphere.

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Thermosphe...

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There is more argon in the air at sea level than there is CO2.

A) True
B) False

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Substitutes for CFCs


A) contain C-H bonds that make these compounds susceptible to destruction.
B) contain embedded O3 molecules to replace those being destroyed.
C) contain chlorine atoms that can react with oxygen to lead to formation of ozone.
D) None of the.

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

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What mass of solid CaO is needed to remove the sulfur dioxide from 1.0 × 106 m3 of air having an SO2 concentration of 1.5 × 10-9 M? Assume that the reaction leading to removal of the sulfur dioxide is CaO(s) + SO2(g) → CaCO3 (s) .


A) 56 g
B) 96 g
C) 37 g
D) 84 g
E) 43 g

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

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Which one of the following is not a greenhouse gas?


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

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

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________________ is the layer above the stratosphere where the concentration of ozone and other gases is low and where the temperature decreases with increasing altitude.

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Jupiter has no solid surface and is 90% hydrogen gas and 9% helium gas.

A) True
B) False

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The most abundant element in the Earth's crust is


A) H.
B) Fe.
C) Al.
D) Si.
E) O.

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

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Suppose that ammonia,applied to a field as a fertilizer,is washed into a farm pond containing 3.0 × 106 L of water.If the pH of this pond is found to be 9.81,what volume of liquid ammonia found its way into the pond? [Given: Kb(NH3) = 1.8 × 10-5; the density of liquid ammonia is 0.771 g/cm3]


A) 15 L
B) 25 L
C) 11 L
D) 20 L
E) 320 L

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

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_______________ are violent eruptions on the surface of the sun.

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When does death occur from carbon monoxide poisoning?


A) When all the hemoglobin molecules in the blood complexes with CO.
B) When about one fourth of the hemoglobin molecules in the blood complexes with CO.
C) When about three fourths of the hemoglobin molecules in the blood complexes with CO.
D) When about ten percent of the hemoglobin molecules in the blood complexes with CO.
E) When about half the hemoglobin molecules in the blood complexes with CO.

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

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The normal process occurring on Earth that warms its surface and the lower atmosphere is called


A) photosynthesis.
B) vaporization of water.
C) incomplete combustion.
D) the greenhouse effect.
E) the ozone hole.

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

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