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Unformatted text preview: 4. Change the ratio into whole numbers by multiplying all ratios by same factor. Problem: Rubbing alcohol indicates that it is 60.0% C, 13.4% H, and 26.6% O. What is its empirical formula? Determine the empirical formula for a compound that is 56.6% K, 8.7% C, and 34.7% O. An oxide is 69.9% Fe and 30.1% O, What is its empirical formula?...
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