Respuesta :

•CaCO3
Includes;Calcium,Carbon and Oxygen
•CaCl2 consists of; Calcium and Chlorine
•CHO consists of; Carbon,Hydrogen and Oxygen
•HCl consists of; Hydrogen and Chlorine
•Ca(OH)2 consists of; Calcium,Oxygen and Hydrogen
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Answer:

•CaCO3

Includes;Calcium,Carbon and Oxygen

•CaCl2 consists of; Calcium and Chlorine

•CHO consists of; Carbon,Hydrogen and Oxygen

•HCl consists of; Hydrogen and Chlorine

•Ca(OH)2 consists of; Calcium,Oxygen and Hydrogen