GCSE Chemistry – Determining the volume of oxygen in air
Learning Objectives
-I can describe two experiments to determine the volume of oxygen in air (one with iron and the other using phosphorous)
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Question 1 of 16
1. Question
What can be used to find the percentage volume of oxygen in air?
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Question 2 of 16
2. Question
Using iron, what piece of equipment is used during the experiment to determine percentage volume of oxygen in air?
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Question 3 of 16
3. Question
What are placed at the end of the burette?
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Question 4 of 16
4. Question
What type of fillings should be used?
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Question 5 of 16
5. Question
What should initially be measured when calculating the percentage volume of oxygen in air using iron?
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Question 6 of 16
6. Question
What is added to the burette?
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Question 7 of 16
7. Question
Using the iron filling experiment, how do you calculate the volume of air at the start?
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Question 8 of 16
8. Question
Using the iron filling experiment, how do you calculate the volume of oxygen reacted with iron?
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Question 9 of 16
9. Question
What is the equation to calculate the percentage of oxygen?
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Question 10 of 16
10. Question
What can be used to find the percentage volume of oxygen in air?
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Question 11 of 16
11. Question
Using phosphorus, what piece of equipment is used during the experiment to determine percentage volume of oxygen in air?
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Question 12 of 16
12. Question
What should the phosphorous be placed in?
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Question 13 of 16
13. Question
What should the phosphorous be mixed with?
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Question 14 of 16
14. Question
What should be done to the phosphorus?
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Question 15 of 16
15. Question
How is phosphorus ignited?
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Question 16 of 16
16. Question
What should initially be measured when calculating the percentage volume of oxygen in air using phosphorus?
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