C6HW10a_4 - 12/18/11 View Attempt 1/4

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Unformatted text preview: 12/18/11 View Attempt 1/4 learn.uh.edu/webct/urw/«/ViewStudentAttempt.dowebct?attempt=5040079« VieZ Attempt 4 of unlimited Title: C6HW10a Started: November 8, 2011 2:01 PM Submitted: November 8, 2011 2:36 PM Time spent: 00:34:22 Total score: 8/10 = 80% Total sc ore adjusted by 0.0 Maximum possible sc ore: 10 Done 1. Thermal dec omposition of rail c ar load of limestone to lime and c arbon dioxide requires 4.79 x 10 6 kJ of heat. Convert this energy to c alories. Express your answer in sc ientific notation: 1.25 x 10 3 = 1.25E3 with 3 signific ant figures. 1 c al = 4.184 J Student Response Correct AnsZer AnsZer: 1.15e6 1.14E9 (1.14 î 10 9 ) Sc ore: 0/1 2. Whic h would dec rease the internal energy of your body? Student Response Correct AnsZer A. lying in the sun B. sitting in an air c onditioned c lassroom where its COLD C. taking a hot bath D. eating food E. None of these Sc ore: 1/1 3....
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This note was uploaded on 12/18/2011 for the course CHEM 1372 taught by Professor Staff during the Spring '08 term at University of Houston.

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C6HW10a_4 - 12/18/11 View Attempt 1/4

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