chem Flashcards
1
Q
chemical equation
A
uses symbols and formulas to show chemical reaction
2
Q
chemical formula
A
combination of symbols that represent the elements in a compoud
3
Q
decomposition
A
reaction where compounds are broken down into simpler products
4
Q
coefficients
A
numbers telling how many molecules are involved in a chemical reaction
5
Q
products
A
material present after a reaction
6
Q
reactants
A
materials present before a reaction
7
Q
conservation of mass
A
matter is not created or destroyed during a chemical reaction
8
Q
synthesis
A
reaction where substances combine to form a more complex compound
9
Q
replacement reaction
A
reaction where one element replaces another in a compound
10
Q
subscript
A
indicates how many atoms of an element are in one molecule
