%3Cp%3E%3Cspan%20style%3D%22font-size%3A%26nbsp%3Bmedium%3B%22%26nbsp%3Bdata-mce
ID: 2993985 • Letter: #
Question
%3Cp%3E%3Cspan%20style%3D%22font-size%3A%26nbsp%3Bmedium%3B%22%26nbsp%3Bdata-mce-style%3D%22font-size%3A%26nbsp%3Bmedium%3B%22%3E%3Cstrong%3E%3Cspan%26nbsp%3Bstyle%3D%22color%3A%26nbsp%3B%23ff0000%3B%22%26nbsp%3Bdata-mce-style%3D%22color%3A%26nbsp%3B%23ff0000%3B%22%3EPlease%26nbsp%3Bshow%26nbsp%3Bthe%26nbsp%3BSteps!%26nbsp%3BThanks!!%3C%2Fspan%3E%3C%2Fstrong%3E%3C%2Fspan%3E%3C%2Fp%3E%3Cp%3E%3Cimg%26nbsp%3Bclass%3D%22user-upload%22%26nbsp%3Bsrc%3D%22http%3A%2F%2Fmedia.cheggcdn.com%2Fmedia%252Fb61%252Fb6131865-0295-4ca3-87b1-f515b05edcfa%252FphpBvRZKw.png%22%26nbsp%3Bheight%3D%221038%22%26nbsp%3Bwidth%3D%221638%22%26nbsp%3Bdata-mce-src%3D%22http%3A%2F%2Fmedia.cheggcdn.com%2Fmedia%252Fb61%252Fb6131865-0295-4ca3-87b1-f515b05edcfa%252FphpBvRZKw.png%22%3E%3C%2Fp%3EExplanation / Answer
work done by steam = Pext*(change in V) = 100kPa*(2.73m^3-2.5m^3) = 23kJ
from 1st law of thermodynamics,
Q -Wsystem = change in internal energy
or Q = change in internal energy +Wsystem = (12,013 - 3,695) KJ + 23 = 8341 kJ
Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.