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Science vocab10/3/12
The vocab stack flashcards
Question | Answer |
---|---|
Matter cannot be created or destroyed | Law of Conservation of mass |
a change of looks or physical state | physical change |
a change on a subatomic level with a chemical reaction | chemical change |
the basic make-up of all matter | element |
a simple way of showing a molecule | chemical formula |
2 atoms of the same element | diatomic molecule |
a molecule made up of multiple elements | compound molecule |
a way of describing a chemical reaction | chemical equasion |
elements reactiong with each other in some way | chemical reaction |
combines with a element to make a molecule | reactant |
the new molecule in a equasion | product |
the amount of molecules is decided by this # | coefficient |
the number to the right of a elemnt telling how many atoms of that element there are | subscript |