© 2013 Pearson Education, Inc. Chapter 7, Section 2 General, Organic, and Biological Chemistry Fourth Edition Karen Timberlake 7.2 Gas Pressure Chapter.
Pressure Unit 10 Chapter 13. The Weight of the World The atmosphere is 78% N 2, 21% O 2, 1% Ar, and < 1% other gases. The atmosphere is 78% N 2, 21% O.
