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October 20, 2014

Homework Help: science

Posted by smartypants on Friday, May 18, 2007 at 5:57am.

if one mole of the compound Al4C3 has a mass of 144g and one mole of carbon has a mass of 12g, calculate the relative atomic mass of the element aluminium.



Subtract 3*12 from 144 (ie, 108)

Relative atomic mass= (108/4)/12

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