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Inter of Matter
Term | Definition |
---|---|
Chemical reaction | The process in which atoms are rearranged and chemicals bonds are broken and formed to produce a chemical change of a substance |
Chemical formula | A combination of chemicals symbols and numbers to represent a substance |
Chemical equation | A representation of a chemical reaction that uses symbols to show the relationship between the reactants and the product |
Reactant | A substance that particles in a chemical reaction |
Product | A substance that forms in a chemical reaction |
Law of conservation of mass | The law that states that mass cannot be created or destroyed in ordinary chemical and physical changes |
Endothermic reaction | A chemical reaction the requires energy input, usually as heat |
Exothermic reaction | A chemical reaction in which energy is released to the surroundings, usually as heat |
Law of conservation of energy | The law that states that energy cannot be created or destroyed but can be changed from one form to another |
Organic compound | A covalently bonded compounded that contains carbon |
Hydrocarbon | An organic compound composed only of carbon and hydrogen |
Organic acid | An organic chemical compound that contains one or more carboxyl groups |
Carbohydrate | A class of molecules that includes sugars, starches, and fiber |
Polymer | A large molecule that is formed by more than five monomers, or small units |