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5) How many grams of tim metal can be produced from the smelting (heating) of 4.5 kilograms of tin (IV) oxide? (Note: Element
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Answer #1

6) molar mass of tin(IV) oxide : 150g/mol

Atomic mass of tin : 118g/mol

150g of oxide will give 118 g of tin.

So 4.5Kg of oxide will give (118/150)×4.5Kg= 3.54Kg of tin

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