Friday
March 27, 2015

Homework Help: CHEMISTRY> HELP QUICK! pls

Posted by Lucinda on Friday, August 20, 2010 at 9:44pm.

A system loses 14.2 kJ of heat while performing 7.2kJ of
work on the surroundings. If the initial internal energy, E, is 77.6 kJ, what is the final value of E?

56.2 kJ
70.6 kJ
99.0 kJ
84.6 kJ

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - A system initially has an internal energy U of 493 J. It undergoes a...
(2-8) Chemistry - Science (Dr. Bob222) - Which of the following statements is ...
Chemistry - As a system increases in volume, it absorbs 52.5 J of energy in the ...
Chemistry - In the equation Q = mc(deltaT), I learned that Q means heat ...
College Chemistry - As a system increases in volume, it absorbs 52.5 J of energy...
chemistry - Calculate the change in internal energy of the system in a process ...
chemistry - A system gives off 196 kJ of heat to the surroundings and the ...
physics - The internal energy of a system changes because the system gains 180 ...
Physics(Please respond) - A system does 210 J of work on its environment and ...
physical science - A system gives off 196 kJ of heat to the surroundings and the...

Members