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    • Question : The percentage of nitrogen in air is about ______ by volume. Option 1: 76% Option 2: 78% Option 3: 82% Option 4: 74%
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    Question : The percentage of nitrogen in air is about ______ by volume.

    Option 1: 76%

    Option 2: 78%

    Option 3: 82%

    Option 4: 74%

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    Team Careers360 8th Jan, 2024
    Answer
    Answer (1)
    Team Careers360 9th Jan, 2024

    Correct Answer: 78%


    Solution : The correct answer is 78% .

    The composition of nitrogen in air is about 78%. The other gas composition is 21% oxygen, 0.9% is occupied by argon, and the rest is occupied by gases like carbon dioxide, helium, hydrogen, methane, and ozone.

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