College Chemistry Ii Phs 1035 Practice Exam 3 With Answer Key Page 7
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3933) Using the data in the table, which of the conjugate acids below is the strongest acid?
33)
Base
K b
NH 3
1.8 × 10 -5
C 5 H 5 N
1.7 × 10 -9
1.1 × 10 -8
H 2 NOH
NH 2 CH 3 4.4 × 10 -4
A) NH 4 +
B) C 5 H 5 NH +
C) H 3 NOH +
D) NH 3 CH 3 +
E) NH 4 + and NH 3 CH 3 +
34) Using the data in the table, which of the conjugate acids below is the weakest acid?
34)
Base
K b
NH 3
1.8 × 10 -5
C 5 H 5 N
1.7 × 10 -9
1.1 × 10 -8
H 2 NOH
NH 2 CH 3 4.4 × 10 -4
A) NH 4 +
B) C 5 H 5 NH +
C) H 3 NOH +
D) NH 3 CH 3 +
E) NH 4 + and NH 3 CH 3 +
35) Which of the following ions will act as a weak base in water?
35)
A) OH -
B) Cl -
C) NO 3 -
D) ClO -
E) None of the above will act as a weak base in water.
36) Which of the following ions will act as a weak base in water?
36)
A) HS -
B) F -
C) NO 2 -
D) ClO -
E) All of the above will act as a weak base in water.
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