A sample of an oxide of copper
contains 8 g of copper combined with 1 g
of oxygen. Find the empirical formula
"Cu = 8\/63.546 = 0.126\/0.0625 = 2"
"O = 1\/16 = 0.0625\/0.0625= 1"
The empirical formula of the Compound is therefore, "Cu_2O"
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