Determine the empirical formula of a compound containing 48.38 grams of carbon 6.74 grams of hydrogen and 53.3 grams of oxygen

What does earth’s rotation on its axis cause? the tides night and day passing of years phases of the moon

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What are the primary responsibilities of a chemical engineer involved in "r& d"? develop large scale manufacturing operations discover new products and processes training of new chemists determine products needed by consumers