Homework Help: physics/chem

Posted by billystar on Tuesday, April 22, 2008 at 7:39pm.

the density of alumnium is 2.7 g/cm^3 and its molar mass is 27 g/mol. find the mass of an atom of aluminum and the numebr of alumuminum atoms per cubic meter.

physics/chem - bobpursley, Tuesday, April 22, 2008 at 8:10pm
Find the volume of one mole (27/2.7 cm^3). Divide that by avag number, that will be the volume per atom.

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