When a system gives off 100J of heat and the surroundings does 50J of work on the system, what is the change in ΔU?A system changes from state 1 to state 2 and its ΔU is -188J. During the change, the system does 12 J of work on its surroundings or release heat to the surroundings? How many S joules are absorbed on released by the system?Calculate ΔU if a system releases 128J of heat while the surroundings does 143J on it. 1. When a system gives off 100J of heat and the surroundings does 50J of work onthe system, what is the change in AU?2. A system changes from state 1 to state 2 and its AU is -188J. During the change,the system does 12 J of work on its surroundings or release heat to thesurroundings? How many S joules are absorbed on released by the system?3. Calculate AU if a system releases 128J of heat while the surroundings does 143Jon it.

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Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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When a system gives off 100J of heat and the surroundings does 50J of work on the system, what is the change in ΔU?
A system changes from state 1 to state 2 and its ΔU is -188J. During the change, the system does 12 J of work on its surroundings or release heat to the surroundings? How many S joules are absorbed on released by the system?
Calculate ΔU if a system releases 128J of heat while the surroundings does 143J on it.

1. When a system gives off 100J of heat and the surroundings does 50J of work on
the system, what is the change in AU?
2. A system changes from state 1 to state 2 and its AU is -188J. During the change,
the system does 12 J of work on its surroundings or release heat to the
surroundings? How many S joules are absorbed on released by the system?
3. Calculate AU if a system releases 128J of heat while the surroundings does 143J
on it.

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