The substance that is a compound from the options you provided is water (H2O). Compounds are substances formed when two or more different elements are chemically bonded together, and water is made up of hydrogen (H) and oxygen (O) atoms. The other options (oxygen, carbon, and gold) are all elements, not compounds.
Which of the following substances is a compound?(1 point) Responses oxygen (O) oxygen (O) water (H2 O) water (H2O) carbon (C) carbon (C) gold (Au)
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