2-2 Chemical Formulas and Equations Flashcards
1
Q
a combination of chemical symbols and numbers to represent a substance
A
chemical formula
2
Q
a representation of chemical reaction that uses symbols to show the relationship between the reactants and the product
A
chemical equation
3
Q
a substance of molecule that participates in a chemical reaction
A
reactant
4
Q
the substance that forms in a chemical reaction
A
product
5
Q
the law that states that mass cannot be created or destroyed in ordinary or chemical and physical changes
A
the law of conservation of mass
6
Q
a number that is placed in front of a chemical symbol or formula
A
coefficent
