Answer to Question #96556 in General Chemistry for hassan fallous

Question #96556
What is the change in internal energy of a system (ΔU) if 53773 J of heat energy is absorbed by the system and 19.5 kJ of work is done on the system (by the surroundings) for a certain process?

Express your final answer in kJ.
1
Expert's answer
2019-10-15T07:45:10-0400

Solution.

The first law of thermodynamics:

"\\Delta U = Q + A"

"\\Delta U = 53773 \\ J + 19500 \\ J = 73273 \\ J"

Answer:

"\\Delta U = 73273 \\ J"


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