AP Chemistry 4.5
Authored by Bonnie Wehausen
Chemistry
11th - 12th Grade
NGSS covered
Used 29+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Balance this equation:
____ Zn + _____HCl → _____ ZnCl2 + _______H2
1,2,1,2
2,1,1,2
1,2,1,1
1,3,1,2
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
____ Zn + _____HCl → _____ ZnCl2 + _______H2
If 70.50 g of Zn and 71.65 g of HCl are combined, what is the limiting reactant?
Zn limits
HCl limits
ZnCl2 limits
H2 limits
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
____ Zn + _____HCl → _____ ZnCl2 + _______H2
If 70.50 g of Zn and 71.65 g of HCl are combined, what is the maximum mass of zinc chloride that can be produced?
133.9 g ZnCl2
131.8 g ZnCl2
146.9 g ZnCl2
267.83 g ZnCl2
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
____ Zn + _____HCl → _____ ZnCl2 + _______H2
If the reaction is done in a lab and 125.6 g of zinc chloride are produced, what is the percent yield?
85.50%
93.80%
95.29%
46.90%
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
____ Zn + _____HCl → _____ ZnCl2 + _______H2
If 70.50 g of Zn and 71.65 g of HCl are combined, how many moles of the excess reactant are left over?
0.3251 mol H2
0.9826 mol Zn
1.078 mol Zn
0.095 mol Zn
Tags
NGSS.HS-PS1-7
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Balance this equation:
_____HCl + ____ Mg → _____ MgCl2 + _______H2
2,1,1,1
2,2,1,1
2,4,1,2
1,2,1,3
Tags
NGSS.HS-PS1-7
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
_____HCl + ____ Mg → _____ MgCl2 + _______H2
If 69.75 g of Mg and 70.25 g of HCl are combined, what is the limiting reactant?
HCl limits
Mg limits
MgCl2 limits
H2 limits
Tags
NGSS.HS-PS1-7
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