Acids and Bases
Authored by Katherine Bowman
Chemistry
University
NGSS covered
Used 9+ times
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22 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a conjugate acid/base pair?
H2SO3 / SO32–
HCl/H2O
HC2H3O2 / C2H3O2–
HO– / H3O+
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is Kw at 25 C?
1.0x10-7
1.0x10-14
1.0x10-3
1.0x10-9
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
If [OH-] is 3.1x10-4 M, what is [H3O+]?
3.2x10-11 M
3.1x10-4 M
5.8x10-7 M
4.7x10-3 M
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The pH of a solution with [H3O+] = 4.5x10-11 is 10.3.
True
False
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the pOH of a solution with pH = 2.1?
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the [OH-] for a solution of pH = 4.9?
3.6x10-4
9.1x10-10
7.9x10-10
1.3x10-5
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the pH for a solution with [OH-] = 2.2x10-15
-0.66
0.66
13.34
14.66
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