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Chrome File Edit View History Bookmarks People Window Help Mastering Physics: Chapter 19 Homework https:// session.masteringphysics.com/ MIPABRAHAM2 5242016S Chapter 19 Homework Exercise 19.10 Exercise 19.10 Part A What is the final temperature of the gas? Five moles of an ideal monatomic gas with an initial temperature of 122 GC expand and, in the process, Express your answer using two significant figures absorb 1500 J of heat and do 2400 J of work. T 78.7 Submit My Answers Give Up incorrect, Try Again; 5 attempts remaining S 83% Thu 12:32 AM E Signed in as Tanner Calloway I Help Close Resources previous l 3 of 11 I next x Continue Provide Feedback

Explanation / Answer

Q = W + U

1500 = 2400 + U

U = - 900

(1.5) n R (Tf - Ti) = - 900

(1.5) (5) (8.314) (Tf - 395) = - 900

Tf = 380.6 K

Tf = 107.6 c

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