Find the empirical formulaof chromium oxide containing 68.4% of chromium
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Determine nicotine empirical formula and molecular formula .1. an oxide of chromium is found to have the following% composition:68.4 % cr and 31.6 % 0... A 170.00g sarhple of an unidentified compound contains 29.84 g sodium, 67.49 g chromium, and 72.67 g oxygen.
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