8.1 Flashcards
1
Q
What are reactants?
A
The substances present at the start of a chemical reaction.
2
Q
What are products?
A
The substances formed by the chemical reaction.
3
Q
How do reactants form products?
A
By rearranging atoms
4
Q
What is the the formula for Hydrogen?
A
H2 (or H)
5
Q
What is the the formula for Water?
A
H2O
6
Q
What is the the formula for Carbon dioxide?
A
CO2
7
Q
What is the the formula for Oxygen
A
O2
