practice_exam_ExampleMidterm1Key

practice_exam_ExampleMidterm1Key - Chem 152 Midterm I...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Chem 152 Midterm I (Practice) Section:______________ Name:_________________ You will have 50 minutes. Useful equations and other information is provided on the last page of this exam. ..feel free to remove this page if it is convenient. You do not need to turn it in with the exam. Section I: Multiple Choice: A. An isobaric process is one in which: A. ! T = 0 B. ! V = 0 C. ! P = 0 D. w = 0 B. By the second law of thermodynamics, a reaction is spontaneous when: A. ! S system = 0 B. ! S system > 0 C. ! S universe > 0 D. ! S surr = - ! H/T C. An ideal monatomic gas at standard temperature and pressure undergoes an irreversible isothermal expansion to a final pressure of 0.5 atm. The heat transferred in this process is: A. 0 B. 1.24 kJ C. -1.24 kJ D. 1.72 kJ D. For a process in which ! H° = 13.2 kJ and ! S° = -67 J/K, at what temperature will this process be spontaneous? A. 197 " B. 298 K C. 1064 K D. will not occur E. Which statement is true concerning the expansion of a mole of an ideal gas from state A to state B: A: When the gas expands from state A to state B, the surroundings are doing work on the system.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/25/2012 for the course CHEM CHEM 152 taught by Professor Daruwala during the Spring '09 term at University of Washington.

Page1 / 7

practice_exam_ExampleMidterm1Key - Chem 152 Midterm I...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online