ifthese of the following are not there in earth atmosphere  a(nitrogen) b(oxygen)c (carbon-di-oxide)?

2 Answers

  • 2 months ago

    All three are present in earth's atmosphere.  But there is less CO2 than the other two gases.

  • 2 months ago

    do you mean "which of these" ?

    they are all present.

    and it's "carbon dioxide"

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