Chapter 7 Flashcards
0
Q
Written on the left-hand side of the arrow
A
Reactants
1
Q
Matter combines or break apart to produce a new kind of matter; a rearrangement of atoms to form new substances
A
Chemical Reaction
2
Q
Written on the right-hand side of the arrow
A
Products
3
Q
Indicates physical state of each reactant/product in the chemical reaction
A
Physical state
4
Q
Heat added during a chemical reaction
A
Endothermic
5
Q
Heat released during a chemical reaction
A
Exothermic
6
Q
Element or compound that lowers activation energy of a reaction and speeds up the reaction
A
Catalyst
7
Q
Numbers written in front of each substance
A
Coefficient
