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Exam 2 Study Guide Questions and Complete Solutions Graded A+
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Exam 2 Study Guide Questions and Complete Solutions Graded A+
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Exam 2 StudyGuide Questions
and Complete
Solutions Graded
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Denning [Date] [Course title]
, Describes daily high and low temperatures, rain, blizzards, etc. - Answer: Weather
Iron(III)Sulfate - Answer: Fe2(SO4)3
Substance that dissolves into a solvent - Answer: Solute
Ratio of electromagetic radiation reflected from a surface relative to the amount incident - Answer:
Albedo
Gas most important to maintaining temperature of - Answer: Water
Which explanation accounts for the fact that, on average, cloudy nights are warmer than clear nights? -
Answer: Clouds are composed of water vapor and H2O is a strong greenhouse gas
Although coal is a complex mixture of substances, its elemental composition can be approximated by
the formula C135H96O9NS. Using this chemical formula, calculate the percentage, by mass, of carbon
(C) in coal. - Answer: 85 percent
The internationally accepted atomic mass standard is carbon-12 because this isotope - Answer: was
arbitrarily selected as a convenient standard.
The most abundant greenhouse gas in Earth's atmosphere is - Answer: H20 Vapor
Calculate the mass percent of chlorine in CCl3 F (Freon-11). - Answer: 77.5 percent
Determine the molar mass for fluoxetine (C16H16F3NO), also known as Prozac®. - Answer: 295.3 g/mo
If the average temperature of earth is currently 15.0°C, what does the NOAA model (the line in the
graph) predict for the average global temperature in 2080? - Answer: 17.4C
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