Buffers
Authored by Samantha Lewis
Chemistry
University
Used 49+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a buffer solution?
A solution that is resistant to changes in pH
A solution that accepts changes in pH
Any solution containing an acid and a base
None of these
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What is a buffer compromised of?
(CHECK ALL THAT APPLY)
A weak acid and its conjugate base
A weak base and its conjugate acid
A strong base and its conjugate base
A strong acid and its conjugate acid
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What does the word ameliorate mean?
Make something good better
Make (something bad or unsatisfactory) better
To make something
To make something bad worse
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the negative log 10 of the acid ionization constant Ka abbreviated?
P
pK
pKb
pKa
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the base constant abbreviated?
P
pKb
pKa
pK
6.
OPEN ENDED QUESTION
3 mins • 1 pt
WATCH YOUR SIG FIGS!!!!
If your number has TWO significant figures and Ka = 3.3x10-4, then pKa = ?
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7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the pH of a buffer be calculated?
Henderson-Hasselbalch equation
Hasselbalch- Henderson equation
Weak acid equation
None of these
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