-lll lopic 6 Homework Begin Date: 8/28/2017 12:00:00 AM Due Date: 1126 2017 11:5

Question

-lll lopic 6 Homework Begin Date: 8/28/2017 12:00:00 AM Due Date: 1126 2017 11:5900 PM End Date: 112 (3%) Problem 24: n-3.7 moles of an ideal gas are pumped into a chamber of volume 1-0.128m, Randomized Variables n 3.7 moles V= 0.128 m? 5000 Part (a) The initial pressure of the gas is 1 atm what is the initial temperature (in K) of the gas? 50% Part (b) The pressure of the gas is M increased to 10 atm. Nov what is the temperature (in K) of the gas? T = 047.14 7 8 9 HOME cosO cotan ainacos0 atan acn sinh cosh tanh cotano Degrees O Radians S1 END O BACKSPACE DEL CLEAR Submit Hint I give up! Hints: 09 deduction per hint. Hints remaining Feedback: % deduction per feedback. - Submission History

Explanation / Answer

for Initian temperature

PV = nRT

T = PV/(nR) = 1x105 x 0.128 / (3.7 x 8.314) = 416 K

because chamber is fixed so volume will remain constant so

pressure will be directly proportional to the temperature

P1 / T1 = P2 / T2

T2 = (P2T1)/ P1 = (10 x 416) / (1) = 4160 K

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