Chemical Reactions Flashcards
1
Q
Reactant
A
The starting substances in reactions are reactants
2
Q
Products
A
Substances produced in chemical reactions
3
Q
Molecule
A
Made out of atoms
4
Q
Conserved
A
Means you protect it and keep it safe
5
Q
Chemical reaction
A
A change in which atoms are rearranged and join together differently to make new substances.
6
Q
Balanced formula equation
A
An equation that gives the relative amounts of reactants and products
7
Q
Catalyst
A
Substances that speed up the chemical reactions without being used up
8
Q
A
9
Q
Endothermic
A
Colder than it surroundings
10
Q
Exothermic Hotel than it surroundings
A
11
Q
A
