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Stack #1034184
Law of Conservation of Mass | A relation stating that in a chemical reaction, the mass of the products equals the mass of the reactants. |
Physical Change | Changes affecting the form of a chemical substance, but do not change the chemical composition of that substance. |
Chemical Change | Occur when a substance combines with another to form a new substance, called synthesis or, alternatively, decomposes into two or more different substances. |
Element | Substance that cannot be broken down into simpler substances. |
Chemical Formula | A shorthand way of writing atoms, molecule and equations. |
Element (Diatomic) Molecule | Molecule with 2 atoms of the same element. |
Compound Molecule | Molecule with more that 2 different elements. |
Chemical Reaction | Process that produces chemical change. |
Chemical Equation | Way of describing a chemical reaction. |
Reactants | Substances that ho trough a chemical change. |
Products | Substances that result from a chemical change. |
Coefficient | Tells the number of molecules. |
Subscript | Tell the number of a certain typed of atom in the molecule |