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Jason Yee's
Project
Question | Answer |
---|---|
Law of Conversation of Mass | States that energy cannot be created or destroyed; only can change form |
Physical Change | Occurs when one or more physical properties of a substance are changes |
Chemical Change | Occurs when one or more substances with different properties |
Element | Made up of one kind of atom |
Chemical Formula | A way to describing the number of atoms that make up one molecule of a compound |
Element Molecule | Molecule of only one type of atom |
Compound Molecule | Molecule that made with more than two types of atom. |
Chemical Equation | A way of describing a chemical reaction |
Chemical Reaction | Change that takes place when two or more substances interact to form new substances |
Reactants | Compound or element that changes during a chemical reation |
Product | Compound or element that is the result of a chemical reaction |
Coefficient | The number that tells the number of molecule |
Subscript | Number of a certain type of atom in one molecule. |