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Choose the correct answer
__________ is the percentage of nitrogen in air.
- a. 78%
- b. 21%
- c. 0.03%
- d. 1%
2 Answers
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Correct Answer:
a. 78%
Answered on 03/08/2020 at 07:36AM by Thamizh
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Correct Answer:
Option: a. 78%
Video Explanation
Answered on 10/08/2021 at 01:05PM by Sangeedha Ezhilan
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