2. Give an example ofan endothermic process that is spontaneousa.b.an exothermic process that is spontaneousa reversibled. an irreversibleС.processprocess3. Consider the dissolution of NH NO, in a chemical cold pack.Is the process spontaneous?b. Is the process endothermic or exothermic?a.4. Consider the vaporization of liquid water at 1 atmosphere.a. Is the process endothermic or exothermic?b. At what temperature is it spontaneous?At what temperature is it not spontaneous?с.

Spontaneous process :- It is a process, in which process occurs without any external input…

Answered: 2. Give an example of an endothermic…

2. Give an example of an endothermic process that is spontaneous b. an exothermic process that is spontaneous a reversible process d. an irreversible process a. с.

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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2. Give an example of
an endothermic process that is spontaneous
a.
b.
an exothermic process that is spontaneous
a reversible
d. an irreversible
С.
process
process
3. Consider the dissolution of NH NO, in a chemical cold pack.
Is the process spontaneous?
b. Is the process endothermic or exothermic?
a.
4. Consider the vaporization of liquid water at 1 atmosphere.
a. Is the process endothermic or exothermic?
b. At what temperature is it spontaneous?
At what temperature is it not spontaneous?
с.

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4. A particular endothermic process results in an decrease in system entropy; therefore, the G value is _________ and the process is _____________. a. negative; spontaneous b. negative; nonspontaneous c. positive; spontaneous d. positive; nonspontaneous
Which of the following is true ? X. Exothermic reactions are spontaneous because formation of products is favored by decrease of free energy of the system Y. All spontaneous reactions accompanied by increase of entropy of the universum. Z. All spontaneous reactions accompanied by increase of entropy of the system. * Y only * X, Y and Z * Y and Z only * X only * X and Z only * Z only * X and Y only * none of them
1
The following reaction is endothermic. 2NH3(g) → N2(g) + 3H2(g) This means the reaction A. will be spontaneous at high temperatures. B. will be spontaneous at low temperatures. C. is not spontaneous at any temperature. D. is spontaneous at all temperatures.
If the process is exothermic and not spontaneous, then what must be TRUE? O a. AS0 O c. AH=0 O d. AS> 0