Exam 1 - Multiple Choice: (3.5 pts each) B_ 1. The part of...

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Multiple Choice: (3.5 pts each) B_____ 1. The part of the atmosphere closest to the ground is _____________, while the ___________ part of the atmosphere is closest to outer space. A. troposphere; stratosphere B. troposphere; mesosphere C. stratosphere; troposphere D. mesosphere; stratosphere C_____ 2. Which is not a mixture? A. fruit and jello salad B. air C. water D. egg D_____ 3. Choose the proper coefficients for each substance to balance this equation. ____ C 3 H 8 (g) + ____ O 2 (g) ____ CO 2 (g) + ____ H 2 O (g) A. 1, 3, 3, 4 B. 2, 3, 6, 4 C. 2, 7, 6, 4 D. 1, 5, 3, 4 D_____ 4. Choose the name of the compound made by combining chlorine (Cl) with oxygen (O) to form ClO 2 . A. monochlorine dioxide B. chlorine oxygenate C. chlorine oxide D. chlorine dioxide C_____ 5. What is not a primary component of an exhaled breath? A. N 2 B. O 2 C. CO D. H 2 O B_____ 6. The quantity 0.0023 g expressed in scientific notation is A. 2.3 × 10 3 g B. 2.3 × 10 –3 g C. 2.3 × 10 4 g D. 2.3 × 10 –4 g
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C_____ 7. Which is pollutant is hazardous because it is colorless, odorless, and binds to
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This note was uploaded on 02/05/2009 for the course SCI CHEM taught by Professor Brinkman during the Spring '09 term at Indiana Wesleyan.

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Exam 1 - Multiple Choice: (3.5 pts each) B_ 1. The part of...

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