Chemistry Chapter 12

Quiz
•
Science
•
11th Grade
•
Hard
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2 KClO3 → 2 KCl + 3 O2
How many moles of oxygen are produced when 6.7 moles of KClO3 decompose completely?
6.7 mol
1.0 mol
10.1 mol
4.5 mol
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the mole ratio in the following reaction:
2CO + O2 → 2CO2
2:1:2
1:1:1
1:2:1
Have no clue what a mole ratios is!!
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Convert 86.235 g of diphosphorus pentaoxide to moles.
12240 moles
1.8747 moles
.608 moles
.60755 moles
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which conversion factor should be used for the following question " How many molecules are there in 4.00 moles of glucose, C6H12O6?
mole = 78.12 g
mole = 22.4 L
mol = 6.02x 1023 particles
more than one
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which conversion factor should be used to solve the following, "How many moles in 28 grams of CO2?"
mol = 22.4 L
mol = 44.01 g
mol = 6.02x1023 atoms
more than one
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The limiting reactant . . .
slows the reaction down.
is used up first.
is the reactant that is left over.
controls the speed of the reaction.
Tags
NGSS.MS-PS1-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Use the equation 2 Al + 3 Cl2 ---> 2 AlCl3. If 2 moles of aluminum and 2 moles of chlorine are reacted, identify the limiting reactant.
AlCl3
Cl2
Al
None
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