1.adipic acid contains 49.32 % carbon, 43.84 % oxygen, and 6.85 % hydrogen by mass. what is the empirical formula of adipic acid? 2.find the empirical formula of a compound which contains 54.93 % potassium, 38.73% boron and 6.34 % hydrogen. 3.find the empirical formula for a compound which contains 26.8 % tin, 16 % chlorine and 57.2% iodine. 4.what is empirical formula of a compound that 41.38% magnesium, 55.17% oxygen, and 3.45% hydrogen 5.find the empirical formula for a compound which contains 32.8% chromium and 67.2% chlorine.