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OpenStudy (anonymous):

I need help. This is easy for you guys probably...

OpenStudy (anonymous):

Air is 21% oxygen by volume. Oxygen has a density of 1.31 g/L. What is the volume, in Liters, of a room that holds enough air to contain 55 kg of oxygen?

OpenStudy (anonymous):

use density and mass to find out volume of O2 1L air/X=0.21L O2/volume of O2 from previous step X is volume of air(room) you need. got it?

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