Physical and Chemical Properties
Reactants in chemical reactions are the atoms and molecules that interact with each other during the reaction.
An example of a chemical reaction is hydrogen gas and oxygen gas reacting to form water.
The Law of Conservation of Mass
Formation of Compounds
Differences and Similarities
Similarities-Elements- Compounds are made of elements and have a chemical change.
Subscript-a distinguishing character or symbol written directly beneath or next to and slightly below a letter or number. (written beneath) ex: H20