Sunday
December 21, 2014

Homework Help: dr. bob

Posted by mel on Saturday, November 17, 2007 at 4:30pm.

Use the data in Table 5.4 to calculate the partial pressure of He in dry air assuming that the total pressure is 1.0 atm. Assuming a temperature of 21C, calculate the number of He atoms per cubic centimeter.
atoms/cm3



.00000524 - atmospheric composition of airnear sea level for He(info from table)

not a clue

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