The below table shows the compositions of the atmosphere of planet of X. Which of these gases are present in higher percentages on earth?

By: |Published on: Dec 27|Categories: Chemistry JAMB| 0 comments

GAS CO2 N2 O2
% BY VOLUME 4 72 24

A. CO2 and O2
B. N2 and CO2
C. CO2, O2 and N2
D. O2 and N2

Correct Answer:

Option A = CO2 and O2

Explanation

The air in Earth’s atmosphere is made up of approximately 78 percent nitrogen and 21 percent oxygen. Air also has small amounts of other gases, too, such as carbon dioxide, neon, and hydrogen.

 

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