Classify the following processes as spontaneous and nonspontaneous. Explain your answers in terms of whether energy must be continually supplied to keep the process going. a) water is decomposed into hydrogen and oxygen gas by passing electricity through the liquid. b) an explosion detonates after being struck by a falling rock. c) A coating of magnesium oxide forms on a clean piece of magnesium exposed to air. d) A light bulb emits light when an electric current is passed through it. e) A cube of sugar dissolves in a cup of hot coffee.
Classify the following processes as spontaneous and nonspontaneous. Explain your answers in terms of whether energy must be continually supplied to keep the process going. a) water is decomposed into hydrogen and oxygen gas by passing electricity through the liquid. b) an explosion detonates after being struck by a falling rock. c) A coating of magnesium oxide forms on a clean piece of magnesium exposed to air. d) A light bulb emits light when an electric current is passed through it. e) A cube of sugar dissolves in a cup of hot coffee.
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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Classify the following processes as spontaneous and nonspontaneous. Explain your answers in terms of whether energy must be continually supplied to keep the process going.
a) water is decomposed into hydrogen and oxygen gas by passing electricity through the liquid.
b) an explosion detonates after being struck by a falling rock.
c) A coating of magnesium oxide forms on a clean piece of magnesium exposed to air.
d) A light bulb emits light when an electric current is passed through it.
e) A cube of sugar dissolves in a cup of hot coffee.
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