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April 18, 2014

Homework Help: science

Posted by Samantha on Saturday, December 15, 2012 at 3:47pm.

Calculate the number of molecules in a deep breath of air whose volume is 2.68 L at body temperature, 37C, and a pressure of 743 torr

(b) The adult blue whale has a lung capacity of 5.0 103 L. Calculate the mass of air (assume an average molar mass 28.98 g/mol) contained in an adult blue whale's lungs at 0.0C and 1.00 atm, assuming the air behaves ideally.

how do i do these?

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