Stoichiometry and Limiting Reagents BC

Quiz
•
Chemistry
•
11th Grade
•
Medium
Standards-aligned
Margot Baril-Cooke
Used 11+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
When you use a balanced chemical equation to calculate the amount of a product for you prediction, it is referred to as the
experimental value
theoretical value
true amount
percent yield
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
If 15.0 g of copper(II) chloride, CuCl2(s), reacts with 20.0 g of sodium nitrate, NaNO3(s), in solution, identify the limiting reagent and the amount of that reagent consumed.
CuCl2(s) is the limiting reagent and 0.112 mol are consumed
CuCl2(s) is the limiting reagent and 0.223 mol are consumed
NaNO3(s) is the limiting reagent and 0.235 mol are consumed
NaNO3(s) is the limiting reagent and 0.117 mol are consumed
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
P4 + 3 O2 → P4O6
What is the limiting reagent if 12 mol of P4 react with 15 mol of O2?
P4
O2
P4O6
none of the above
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Theoretical yield = 73.0 g
Actual yield = 62.0 g
Calculate the percent yield.
1.16%
116%
85.0%
76.0%
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the measured amount of a product obtained from a chemical reaction?
mole ratio
theoretical yield
percentage yield
experimental yield
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What mass of ammonia, NH3, can be produced from the reaction of 28.0 g of nitrogen gas and 25.0 g of hydrogen gas, H2(g)?
141 g
8.26 g
17.0 g
34.1 g
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Silver nitrate and sodium phosphate are reacted in equal masses of 200 g each. Determine the mass of silver phosphate produced.
3 AgNO3(aq) + Na3PO4(aq) → Ag3PO4(s) + 3 NaNO3(aq)
164 g
64.0 g
146 g
54.7 g
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