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Chemical equations
Vocabulary
Term | Definition |
---|---|
Law of Conservation of Mass | a fundamental principle of science stating that mass cannot be created or destroyed. |
Reactant | the substances present before a chemical reaction occurs. |
Product | the substances that are formed during a chemical reaction. |
Ionic Bond | a chemical bond in which one atom gives electrons to another. |
Covalent Bond | a type of chemical bond in which electrons are shared by atoms. |
Compound | a chemical combination of two or more elements. |
Subscript | a symbol placed below & to the right of a written character. |
Coefficient | the number placed in front of a chemical formula to indicate the number of molecules present. |
Balanced Chemical Equation | a mathematical representation of a chemical process. |
Chemical formula | a set of symbols used t describe the elements within a substance. |