2. Calculate the equilibrium temperature to determine wi AHxn =-65.0 kJ/mol ASrxn 78.0 J/mol K (A) It is always spontaneous (B) It is never spontaneous (C) It is spontaneous when T>833 K (D) It is spontaneous when T<833 K =- 3. Pick one from column A and one from column B whic substances are present in the same molar quantity. A CH3CH₂CH₂OH (g) CH3OH (g) (A) CH3OH (g) and H₂O (g) (B) CH3OH (g) and H₂O (1) (C) CH3CH₂CH₂OH (g) and H₂O (g) B H₂O (g) H₂O (1)
2. Calculate the equilibrium temperature to determine wi AHxn =-65.0 kJ/mol ASrxn 78.0 J/mol K (A) It is always spontaneous (B) It is never spontaneous (C) It is spontaneous when T>833 K (D) It is spontaneous when T<833 K =- 3. Pick one from column A and one from column B whic substances are present in the same molar quantity. A CH3CH₂CH₂OH (g) CH3OH (g) (A) CH3OH (g) and H₂O (g) (B) CH3OH (g) and H₂O (1) (C) CH3CH₂CH₂OH (g) and H₂O (g) B H₂O (g) H₂O (1)
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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
Transcribed Image Text:2. Calculate the equilibrium temperature to determine when the reaction is spontaneous.
AHxn=-65.0 kJ/mol ASxn=- 78.0 J/mol K
(A) It is always spontaneous
(B) It is never spontaneous
(C) It is spontaneous when T> 833 K
(D) It is spontaneous when T <833 K
3. Pick one from column A and one from column B which has the largest entropy. All
substances are present in the same molar quantity.
A
CH3CH₂CH₂OH (g)
CH3OH (g)
(A) CH3OH (g) and H₂O (g)
(B) CH3OH (g) and H₂O (1)
(C) CH3CH₂CH₂OH (g) and H₂O (g)
(D) CH3CH₂CH₂OH (g) and H₂O (1)
B
H₂O(g)
H₂O (1)
4. How many different ways can 3 identical items be put into 8 spaces?
(A)28
(B) 56
(C) 8
(D) 70
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