Solving problems that mix equilibrium ldeas with gas laws DE Ethylene (CH,CH,) is the starting point for a wide array of industrial chemical syntheses. For example, worldwide about 8.0x 10 kg of polyethylene made from ethylene each year, for use in everything from household plumbing to artificial joints. Natural sources of ethylene are entirely inadequate to meet world demand, so ethane (CH CH) from natural gas is "cracked" in refineries at high temperature in a kinetically complex reaction that produces ethylene gas are and hydrogen gas. Suppose an engineer studying ethane cracking fills a 85.0 L reaction tank with 38.0 atm of ethane gas and raises the temperature to 700. °C. She believes K, 0.30 at this temperature. Calculate the percent by mass of ethylene the engineer expects to find in the equilibrium gas mixture. Round your answer to 2 significant digits. Note for advanced students: the engineer may be mistaken about the correct value of K, and the mass percent of ethylene you calculate may not be what she actually observes. % x10 x 5 Check Explanation P 2019 McGraw-Hill Education. All Rights Reserved. Terms of Use

Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter14: Chemical Equilibrium
Section: Chapter Questions
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Calculate the percent by mass of Azaline engineer expect to find in the equilibrium and gas mixture round your answer to two significant digits. Please check your works. 

Solving problems that mix equilibrium ldeas with gas laws
DE
Ethylene (CH,CH,) is the starting point for a wide array of industrial chemical syntheses. For example, worldwide about 8.0x 10
kg of polyethylene
made from ethylene each year, for use in everything from household plumbing to artificial joints. Natural sources of ethylene are entirely inadequate to meet
world demand, so ethane (CH CH) from natural gas is "cracked" in refineries at high temperature in a kinetically complex reaction that produces ethylene gas
are
and hydrogen gas.
Suppose an engineer studying ethane cracking fills a 85.0 L reaction tank with 38.0 atm of ethane gas and raises the temperature to 700. °C. She believes
K, 0.30 at this temperature.
Calculate the percent by mass of ethylene the engineer expects to find in the equilibrium gas mixture. Round your answer to 2 significant digits.
Note for advanced students: the engineer may be mistaken about the correct value of K, and the mass percent of ethylene you calculate may not be what she
actually observes.
%
x10
x 5
Check
Explanation
P
2019 McGraw-Hill Education. All Rights Reserved. Terms of Use
Transcribed Image Text:Solving problems that mix equilibrium ldeas with gas laws DE Ethylene (CH,CH,) is the starting point for a wide array of industrial chemical syntheses. For example, worldwide about 8.0x 10 kg of polyethylene made from ethylene each year, for use in everything from household plumbing to artificial joints. Natural sources of ethylene are entirely inadequate to meet world demand, so ethane (CH CH) from natural gas is "cracked" in refineries at high temperature in a kinetically complex reaction that produces ethylene gas are and hydrogen gas. Suppose an engineer studying ethane cracking fills a 85.0 L reaction tank with 38.0 atm of ethane gas and raises the temperature to 700. °C. She believes K, 0.30 at this temperature. Calculate the percent by mass of ethylene the engineer expects to find in the equilibrium gas mixture. Round your answer to 2 significant digits. Note for advanced students: the engineer may be mistaken about the correct value of K, and the mass percent of ethylene you calculate may not be what she actually observes. % x10 x 5 Check Explanation P 2019 McGraw-Hill Education. All Rights Reserved. Terms of Use
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