midterm1 key - Chem 152A Fall 2011 ExamI Section:_(AA, AB,...

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Chem 152A Fall 2011 ExamI Section:______________(AA, AB, etc.) Name:_________________ Seat:_________________ Student #:__________________ You will have 50 minutes to complete this examination. Useful information and one sheet of scratch paper is provided at the end of this exam. Feel free to remove the last pages if convenient. You do not need to turn it in with the exam. DO NOT use equations that you have stored in your calculator. Use of your calculator in this fashion is academic dishonesty, and will be treated accordingly. Write your answers in pen. Answers in pencil will not be re-graded No partial credit is given for Section 1 answers. Section 2 problems may be graded for partial credit IF a calculation is shown in the space provided. Otherwise it will be graded on an all-or-nothing basis. Problems 3 and 4 will be graded for partial credit. But list your final numeric answers in the spaces provided. Write clearly. Section 1:___________(20 pts) Section 2:___________(28 pts) Problem 3:___________(26 pts) Problem 4:___________(26 pts) Total :___________(100 pts)
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Section 1: Multiple Choice Questions: (5 pts. each). Please CIRCLE the correct answer. (1a). While on his honeymoon in Switzerland, James Joule measured the temperature difference between water at the top of a waterfall, and water at the bottom of a waterfall after it fell over the falls. What result did Joule obtain? A. The temperature of water at the top was the same as the temperature of water at the bottom; B. Water was warmer at the top of the waterfall than at the bottom of the waterfall; C. Water was cooler at the top of the waterfall than at the bottom of the waterfall; (1b) An ideal gas expands into an evacuated chamber, whose walls are thermally insulated and
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midterm1 key - Chem 152A Fall 2011 ExamI Section:_(AA, AB,...

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