MasteringPhysics: Homework 12 (Ch.11,12) https //session-masteringphysics.com/my

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MasteringPhysics: Homework 12 (Ch.11,12) https //session-masteringphysics.com/myct/itemview?assignmentProblemID-80194641doffset-next Homework 12 (Ch.11,12) Problem 12.20 Problem 12.20 Part A A cylinder contains 3.5 L of oxygen at 330 K and 2.4 atm. The gas is heated, causing a piston in the cylinder to move outward. The heating causes the temperature to rise to 630 K and the volume of the cylinder to increase to 9.1 L What is the final gas pressure? Express your answer using two significant figures. atm Submit My Answers Give Up 20

Explanation / Answer

Using

P1V1/T1 = P2V2/T2

P2 = 2.4*3.5*630/330*9.1

= 1.76 atm ~ 1.8 atm<<<<<<<<<<<<<<<Answer

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