Final answer:
The most common elements in organic compounds are carbon, hydrogen, and oxygen.
Step-by-step explanation:
The most common elements in organic compounds are carbon, hydrogen, and oxygen. These elements are the building blocks of organic molecules, which are the basis of life on Earth. Carbon forms the backbone of organic compounds, while hydrogen and oxygen are commonly found in functional groups such as hydroxyl (-OH) and carbonyl (C=O) groups.
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