Find the Empirical Formula
Thursday July 13, 2006
If you know the percent composition of elements in a compound, you can use this information to determine the empirical formula. Show me how...

By Anne Marie Helmenstine, Ph.D., About.com Guide to Chemistry since 2001
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Comments
Hi i’m in a jam w/ some questions…here is one i hope someone can answer for me w/ the formula used…
a student found that 1.19g of Cr formed 1.74g of cromium oxide. If the molor mass is 52.00g/mol. what is the empirical formula of chromium oxide?