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Unit 4
Chemistry
Term | Definition |
---|---|
Single Replacement | when one element replaces another in a compound |
Empirical Formula | the symbols for the elements combined in a compound, with subscripts showing the smallest whole number mole ratio of the different atoms in the compound |
Decomposition | when a single compound reacts to produce 2 or more substances |
Combustion | when a substance combines with O |
Mole Ratio | relates the amount of moles of any two substances in a reaction |
Stoichiometry | the stud of quantities of materials consumed and produced in chemical reactions |
Limited Reactant | substance that is used up in the reaction |
Synthesis | when 2 or more substances combine to form a new one |
Percent Composition | mass of element in sample compound divided by mass of sample of compound X 100 |
Double Displacement | when the ions of 2 compounds exchange places |