Stoichiometry Unit Review

Quiz
•
Science
•
12th Grade
•
Hard
A'niyah Miller
Used 7+ times
FREE Resource
34 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which quantity is equal to one mole of Si?
the mass of neutrons in grams
the number of neutrons in grams
the atomic mass in grams
the atomic number in grams
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following quantities is equivalent to Avogadro’s number?
the number of molecules of fluorine in 19.0 g
the number of atoms in 44.01 g of CO₂
the number of atoms in 16.00 g of O-16
the number of molecules of water in 36.0 mL
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molar mass of Fe(NO₃)₃?
242 g/mol
214 g/mol
194 g/mol
146 g/mol
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The molar mass of a compound is 48 grams. The mass of 1.0 mole of this compound is
480 g
48 g
4.8 g
1.0 g
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molar mass of sulfur trioxide?
80. g/mol
48 g/mol
32 g/mol
16 g/mol
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which group 1 oxide has a molar mass of 61.98 g/mol?
Li₂O
Na₂O
K₂O
Rb₂O
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
According to the information in the table below, a 1.00 g sample of which of the following contains the greatest mass percent of oxygen?
Na₂O
MgO
K₂O
CaO
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