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ScienceVocab1st6week
Molecule, Atoms, Elements and other science stuff
Question | Answer |
---|---|
Law of Conservation of Mass | Mass of the products of a chemical reaction must be the same as the mass of reactants in the reaction. |
Physical Change | Changes that only effect the physical properties. |
Chemical Change | Produce new substance that have different properties from those original substance. |
Element | Simplest form of matter that cannot be broken down. |
Chemical Formula | A faster way of showing/writing atoms, molecules, and equations. |
Element Molecule | Made of only 1 type of atom that chemically combine. |
Compound Molecule | Made of more than 1 type of atom that chemically combine. |
Chemical Equation | A way of describing a chemical reaction. |
Chemical Reaction | A process that produces a chemical change. |
Reactants | Substances that goes through a chemical change. |
Products | Substances that result a chemical change. |
Coefficients | Tells the number of molecules in a formula. |
Subscript | Tells the number of certain type of atom in one molecule. |
Chemical Equation | A way of describing a chemical reaction. |
Chemical Reaction | A process that produces a chemical change. |
Reactants | Substances that goes through a chemical change. |
Chemical Equation | A way of describing a chemical reaction. |
Chemical Reaction | A process that produces a chemical change. |
Reactants | Substances that goes through a chemical change. |
Products | Substances that result a chemical change. |
Coefficients | Tells the number of molecules in a formula. |
Subscript | Tells the number of certain type of atom in one molecule. |
Diatomic Molecule | Molecule made up of only 2 atoms of either the same or different chemical elements. |