iGCSE Topic 2c Gases in the Atmosphere MCT
Authored by Matt Teasdale
Chemistry
9th - 10th Grade
Used 4+ times
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43 questions
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1.
DRAG AND DROP QUESTION
1 min • 1 pt
The correct calculation for the % of oxygen in air:
% oxygen = ( (a) (b) (c) ) x 100
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Initial volume = 50.0 cm3
Final volume = 40.5 cm3
Calculate the % of oxygen in air to 1 decimal place
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Initial volume = 25 cm3
Final volume = 20.2 cm3
Calculate the % of oxygen in air to 1 decimal place
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Initial volume = 48.0 cm3
Final volume = 38.2 cm3
Calculate the % of oxygen in air to 1 decimal place
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Initial volume = 9.5 cm3
Final volume = 7.5 cm3
Calculate the % of oxygen in air to 1 decimal place
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Initial volume of syringe = 90.0 cm3
Final volume of syringe = 62.3 cm3
Volume of air in connecting tube = 10.0 cm3
Volume of air in conical flask = 50.0 cm3
Calculate the % of oxygen in air to 1 decimal place
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Initial volume of syringe = 75.0 cm3
Final volume of syringe = 34.6 cm3
Volume of air in connecting tube = 15.0 cm3
Volume of air in conical flask = 110.0 cm3
Calculate the % of oxygen in air to 1 decimal place
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