Homework Help: chemistry

Posted by rachel on Tuesday, October 26, 2010 at 6:15pm.

A pure copper cube has an edge length of 2.00cm. How many copper atoms does it contain? (volume of a cube = (edge length)^3; density of copper = 8.96g/cm^3 )

chemistry - DrBob222, Tuesday, October 26, 2010 at 6:25pm
Calculate the volume. Use density and volume to calculate mass, convert mass to moles. Then you know 1 mole Cu contains 6.022E23 atoms.

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