Review-Molar Mass, Percent Composition, Mol Conversion

Quiz
•
Chemistry
•
10th - 12th Grade
•
Medium
Standards-aligned
Daniel Krall
Used 36+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the percentage of OH– in Ca(OH)2?
45.9%
75%
66.6%
90.1%
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the mass of 3.35 moles of sulfur trioxide?
335 g
268 g
245 g
64 g
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many moles are there in 425.0 g of sodium chloride?
9.835 mol
8.126 mol
7.272 mol
6.691 mol
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the mass of 5.55 moles of carbon monoxide?
155 g
143 g
138 g
122 g
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the gram formula mass of Silicon Tetrabromide?
107.99 g/mol
347.70 g/mol
187.89 g/mol
267.80 g/mol
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molecular weight of iron (III) nitrate?
145.847 g/mol
117.854 g/mol
241.8 g/mol
85.854 g/mol
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The mass % of aluminum in aluminum sulfate is:
12.93%
45.70%
7.89%
35.94%
15.77%
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