2 years ago
A compound contains 67.1 percent zinc and the rest is oxygen. What is the empirical formula of the compound?
The empirical formula of the compound is determined to be ZnO2.
67.1g x 1 mol Zn / 65.39g Zn = 1.026 mol Zn
32.9g x 1 mol O/ 16.00g O=2.056 mol O
1.026 / 1.026 =1 mol Znand 2.056 / 1.026 =2 mol O
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