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Nov 2, 2009, 06:38 PM
A 0.750 g sample of tin isoxidized with nitric acid to form tin oxide. Calculate the empirical formula of tin oxide if the original tin sample gained 0.201 g of oxygen.
Unknown008
Nov 2, 2009, 07:55 PM
Find the number of moles of tin.

No.\ of\ Moles = \frac{Mass}{Relative\ Mass}

Find the number of moles of oxygen.

Then, find the simplest ratio. For example, if you have 0.0052463 and 0.01106, the ratio is roughly 1:2, obtained by dividing both numbers by the smaller of the two.

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