Amounts of tin may be alloyed with copper to produce bronzes of varying composition and properties. 4.6214 g of a particular bronze, compounded of only Cu and Sn, can be quantitatively converted into a 5.8040-g mixture of the oxides CuO and SnO2.
(Use the atomic masses: Cu 63.546, Sn 118.71, O 15.9994.)