
Buffers
Quiz
•
Chemistry
•
9th - 12th Grade
•
Medium
Standards-aligned
Jennifer Lizzi
Used 12+ times
FREE Resource
Enhance your content in a minute
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Buffer is defined as
ability to resist pH change
ability to prevent pH from decreasing
ability to resist a pH increase
ability to resist pH change when small amount of acid added
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Which solution A and B of equal volume and concentration mixed together to form a buffer?
Nitric acid and potassium hydroxide
Nitric acid and potassium nitrate
Propanoic acid and potassium hydroxide
Propanoic acid and potassium propanoate
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Acidic buffer is made up of
weak acid and weak base
weak acid and its conjugate salt
weak acid and its conjugate base
strong acid and its conjugate base
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
When making a buffer of pH = 5, acids with the following Ka values are available. Which would be the best acid to use?
1.8 x 10-5
1.8 x 10-8
4.9 x 10-10
3.0 x 10-8
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A buffer has a pH of 4.85 and contains formic acid and potassium formate. What can you conclude about the concentrations of the components of the buffer? The Ka of formic acid is 1.8 x 10-4.
Formic acid > Potassium formate
Formic acid < Potassium formate
Formic acid = Potassium formate
More information is needed to determine the relative concentrations
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the pH of a buffer that is 0.08 M NaA and 0.1 HA. The Ka of HA = 1.0 x 10-4.
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Suppose you have a solution of 0.3 M HBrO and 0.3 M BrO. You add a small amount of NaOH to this buffer solution. What is the reaction that takes place?
H+ + BrO- --> HBrO
OH- + H+ --> H2O
OH- + HBrO --> H2O + BrO-
OH- + BrO- --> O-2 + HBrO
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
10 questions
chapter 1 quiz 1
Quiz
•
10th Grade
10 questions
Definitions (Standard Enthalpy Change)
Quiz
•
12th Grade
10 questions
IPA KLS 9 BAB 4 SEM 1
Quiz
•
9th Grade
10 questions
Biomolecules
Quiz
•
12th Grade
12 questions
Pretes Reaksi Redoks dan Elektrokimia
Quiz
•
12th Grade
12 questions
Aminoaxit-lý thuyết
Quiz
•
12th Grade
12 questions
Ôn tập về kim loại Kiềm - 1
Quiz
•
1st - 12th Grade
11 questions
Pretes TERMOKIMIA
Quiz
•
11th Grade
Popular Resources on Wayground
8 questions
2 Step Word Problems
Quiz
•
KG - University
20 questions
Comparing Fractions
Quiz
•
4th Grade
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
10 questions
Latin Bases claus(clois,clos, clud, clus) and ped
Quiz
•
6th - 8th Grade
22 questions
fractions
Quiz
•
3rd Grade
7 questions
The Story of Books
Quiz
•
6th - 8th Grade
Discover more resources for Chemistry
20 questions
Unit 7 Chemical Reactions
Quiz
•
10th Grade
20 questions
Elements, Compounds, and Mixtures
Quiz
•
10th Grade
20 questions
Practice: E-Con, Orbital Notation, Noble Gas Notation
Quiz
•
10th Grade
20 questions
Stoichiometry Practice
Quiz
•
10th Grade
22 questions
Periodic Trends Freshman
Quiz
•
10th Grade
23 questions
Unit 7 Chemical Reactions
Quiz
•
10th Grade
17 questions
Reaction Rates
Quiz
•
11th Grade
20 questions
Periodic Trends
Quiz
•
10th Grade
