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CHEM 104 FINAL EXAM PORTAGE
LEARNING NEWEST 300 QUESTIONS AND
VERIFIED SOLUTIONS LATEST UPDATE
THIS YEAR
QUESTION: If for a certain gas phase reaction mixture Q = 1, what can you say about the
reaction?
a. The reaction will proceed towards the product to achieve equilibrium.
b. The equilibrium position will be determined by the value of K.
c. The reaction will proceed to the left to achieve equilibrium.
d. The reaction is already at equilibrium.
e. The reaction will go to completion. - ANSWER-b. The equilibrium position will be
determined by the value of K.
QUESTION: If we increase the volume of the container, then the equilibrium will _______ and
the partial pressure of X2(g) will ____________.
a. Shift to the left, decrease
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b. Shift to the left, increase
c. Shift to the right, decrease
d. Shift to the right, increase
e. Not shift, not change - ANSWER-a. Shift to the left, decrease
QUESTION: If you decrease the temperature of this reaction the equilibrium will shift to
the________ and the value of K will __________.
a. right, not change
b. right, decrease
c. right, increase
d. left, decrease
e. left, increase - ANSWER-c. right, increase
QUESTION: Which of the following combinations represent a weak acid and weak base
conjugate pair?
a. HCl and NaCl
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b. KH2PO4 and Na3PO4
c. CH3COOH and KCH3COO
d. both choice b and choice c
e. choice a, choice b and choice c - ANSWER-c. CH3COOH and KCH3COO
QUESTION: What is the pH of 0.050M HClO4?
a. 0.90
b. 1.3
c. 3.0
d. 7.0
e. 12.7 - ANSWER-b. 1.3
QUESTION: What is the pH of 0.080M NH3?
a. 1.1
b. 2.9
c. 8.8
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d. 11.1
e. 12.9 - ANSWER-d. 11.1
QUESTION: Which of the following three salts would be basic if dissolved in water?
I. KNO2 II. NH4Cl III. Zn(NO3)2
a. I only
b. II only
c. III only
d. I and II only
e. all three - ANSWER-a. I only
QUESTION: What is the pH of 0.80M KHCO3?
a. 3.2
b. 5.2
c. 8.3
d. 8.8
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CHEM 104 FINAL EXAM PORTAGE
LEARNING NEWEST 300 QUESTIONS AND
VERIFIED SOLUTIONS LATEST UPDATE
THIS YEAR
QUESTION: If for a certain gas phase reaction mixture Q = 1, what can you say about the
reaction?
a. The reaction will proceed towards the product to achieve equilibrium.
b. The equilibrium position will be determined by the value of K.
c. The reaction will proceed to the left to achieve equilibrium.
d. The reaction is already at equilibrium.
e. The reaction will go to completion. - ANSWER-b. The equilibrium position will be
determined by the value of K.
QUESTION: If we increase the volume of the container, then the equilibrium will _______ and
the partial pressure of X2(g) will ____________.
a. Shift to the left, decrease
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b. Shift to the left, increase
c. Shift to the right, decrease
d. Shift to the right, increase
e. Not shift, not change - ANSWER-a. Shift to the left, decrease
QUESTION: If you decrease the temperature of this reaction the equilibrium will shift to
the________ and the value of K will __________.
a. right, not change
b. right, decrease
c. right, increase
d. left, decrease
e. left, increase - ANSWER-c. right, increase
QUESTION: Which of the following combinations represent a weak acid and weak base
conjugate pair?
a. HCl and NaCl
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b. KH2PO4 and Na3PO4
c. CH3COOH and KCH3COO
d. both choice b and choice c
e. choice a, choice b and choice c - ANSWER-c. CH3COOH and KCH3COO
QUESTION: What is the pH of 0.050M HClO4?
a. 0.90
b. 1.3
c. 3.0
d. 7.0
e. 12.7 - ANSWER-b. 1.3
QUESTION: What is the pH of 0.080M NH3?
a. 1.1
b. 2.9
c. 8.8
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d. 11.1
e. 12.9 - ANSWER-d. 11.1
QUESTION: Which of the following three salts would be basic if dissolved in water?
I. KNO2 II. NH4Cl III. Zn(NO3)2
a. I only
b. II only
c. III only
d. I and II only
e. all three - ANSWER-a. I only
QUESTION: What is the pH of 0.80M KHCO3?
a. 3.2
b. 5.2
c. 8.3
d. 8.8
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