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Inter of Matter
Term | Definition |
---|---|
Chemical reaction | the process in which atoms are rearranged and chemical bonds are broken and formed to produce a chemical change of a substance |
chemical formula | a combination of a chemical 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 products. |
reactant | a substance that participates in a chemical reaction. |
product | a substance forms in a chemical reaction. |
law of conservation of mass | the law that states mass cannot be created or destroyed in a ordinary chemical and physical change. |
endothermic reaction | a chemical reaction that requires energy input, usually as heat |
exothermic reaction | a chemical reaction in which energy is released to the surrounding, usually at heat |
law of conservation of energy | the law that states that energy cannot be created or destroyed but can be changed from one to another |
organic compound | |
carbohydrate | a class of molecules that include sugars, starches, and fiber, contain carbon, hydrogen, and oxygen |
hydrocarbon | an organic compound composed only of carbon and hydrogen |
polymer | |
organic acid | an |