Snapquiz - Percentage Yield

This is the Snapquiz on Percentage Yield. Click here or use the embedded video if you haven't watched the lesson yet.


Question 1. Which compound is manufactured in the Haber Process?

Calcium Carbonate.
Ammonia.
Ethanol.
Hydrochloric Acid.


Question 2. Which two elements do we use in the Haber process?

Nitrogen and hydrogen.
Nitrogen and oxygen.
Oxygen and carbon.
Oxygen and hydrogen.


Question 3. Which of these numbers is the only one which could be a correct answer when calculating a percentage on a foundation level GCSE Science paper?

110%.
1000%.
47%.
-20%.


Question 4. What does this symbol tell us about a reaction?

It's unstable.
It's irreversible.
It's impossible.
It's reversible.


Question 5. What is three kilograms as a percentage of five kilograms?

50%.
30%.
60%.
40%.


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