Question

Select the option that arranges the major gases in air in decreasing order of
their percentage.

(A) Oxygen Nitrogen < Carbon dioxide

(B) Nitrogen < Oxygen <Carbon dioxide

(C) Nitrogen > Oxygen > Carbon dioxide

(D) Carbon dioxide > Nitrogen > Oxygen​

Answer 1

option C because nitrogen 78%

oxygen21%

carbondioxide0.09%

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Answer 2

Answer:

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