3a Limiting reactant Atoms-1 1 .doc - Atoms Limit for...

Atoms Limit for Stoichiometry Unit
Can atoms combine infinitely to create compounds?
Why?
Read This!
If you were given 200 H atoms and 200 C atoms, what was the limiting reagent based on
your calculations above? ________
We know that atoms are small and then combine to create compounds. However,
can atoms combine infinitely to create those compounds or is there something
Object
Name
Object
Descripti
Abbreviat
ion
Carbon Black Ball C
Oxygen Red Ball O
Hydrog
en
Yellow
Ball
H
Model 1
______ C + ______ H
2
→ ______ CH
4
1. Balance the reaction above.
2. Using 6 C and 12 H from your modeling kit, how many CH
4
molecules can you make?
______ CH
4
3. Did you have any atoms (C or H) leftover? ______ Which and how many atoms?
____________________
4. Which and how many additional atoms (C or H) would have made it possible to make an
additional CH
4
unit? ________________________
Read This!
5. If you were given 200 H atoms, how many CH
4
molecules could you make?
______ molecules CH
4
6. If you were given 200 C atoms, how many CH
4
molecules could you make?
______ molecules CH
4
7. If you were given 200 H atoms and 200 C atoms, what was the limiting reagent based on
your calculations above? ________
We know that atoms are small and then combine to create compounds. However,
can atoms combine infinitely to create those compounds or is there something
A limiting reactant