Percentage Yield
Interactive Video
•
Science, Physics, Chemistry
•
6th Grade - University
•
Practice Problem
•
Hard
Wayground Content
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does percentage yield indicate in a chemical reaction?
The speed of the reaction
The amount of reactants used
The efficiency of the reaction
The color of the products
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example of ethene and water producing ethanol, what was the theoretical yield of ethanol?
42 grams
28 grams
46 grams
18 grams
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is percentage yield calculated?
Actual yield divided by theoretical yield, multiplied by 100
Theoretical yield divided by actual yield, multiplied by 100
Actual yield plus theoretical yield, divided by 100
Theoretical yield minus actual yield, multiplied by 100
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the aspirin production example, what was the percentage yield?
91.3%
75%
98%
100%
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is a high percentage yield important in industrial processes?
It speeds up the reaction
It reduces the cost and waste of reactants
It decreases the temperature needed
It increases the color of the product
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