STRAIGHTERLINE CHEM 101 GENERAL CHEMISTRY GRADED EXAM 2 - APRIL 2022
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Course
CHEM 101
Institution
CHEM 101
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• CHEM101_MH_V4
• Topic 6: Quantum Theory
Started on Monday, March 28, 2022, 10:23 AM
State Finished
Completed on Monday, March 28, 2022, 11:01 AM
Time taken 38 mins 28 secs
Grade 101.20 out of 115.00 (88%)
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straighterline chem 101 general chemistry graded exam 2 april 2022
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CHEM101_MH_V4
Topic 6: Quantum Theory
Started on Monday, March 28, 2022, 10:23 AM
State Finished
Completed on Monday, March 28, 2022, 11:01 AM
Time taken 38 mins 28 secs
Grade 101.20 out of 115.00 (88%)
Question 1
Incorrect
0.00 points out of 4.60
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Question text
Which accurately characterizes all nonelectrolyte solutions?
Select one:
a. Nonelectrolyte solutions contain molecules.
b. Nonelectrolyte solutions conduct electricity.
c. Nonelectrolyte solutions react with other solutions.
, d. Nonelectrolyte solutions do not conduct electricity.
e. Nonelectrolyte solutions conduct heat.
Question 2
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Vinegar is a solution of acetic acid, HC2H3O2 , dissolved in water. A 5.54-g sample of vinegar was
neutralized by 30.10 mL of 0.100 M NaOH. What is the percent by weight of acetic acid in the vinegar?
Select one:
a. 0.0543%
b. 1.08%
c. 3.26%
d. 5.43%
e. 9.23%
Question 3
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Question text
Which is the net ionic equation for the reaction between aqueous solutions of lithium hydroxide and
hydrobromic acid?
LiOH(aq) + HBr(aq) → H2O(l) + LiBr(aq)
Select one:
a. LiOH(aq) → Li+(aq) + OH–(aq)
b. HBr(aq) → H+(aq) + Br–(aq)
c. H+(aq) + OH–(aq) → H2O(l)
d. Li+(aq) + Br–(aq) → LiBr(aq)
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