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January 26, 2015

January 26, 2015

Posted by **Sarah** on Sunday, October 3, 2010 at 2:53pm.

- chemistry -
**DrBob222**, Sunday, October 3, 2010 at 3:14pmmass Cu = 5.000 x 0.75 = ??

moles Cu = mass Cu/molar mass Cu.

There are 6.022 x 10^23 Cu atoms in a mole of Cu atoms.

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