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- 1. Multiple Choice
What does the number 3 represent in 4NH3?
Subscript
Superscript
Coefficient
- 2. Multiple Choice
What does the number 4 represent in 4NH3?
Subscript
Superscript
Coefficient
- 3. Multiple Choice
How many Nitrogen (N) atoms are in 4NH3?
4
1
3
12
- 4. Multiple Choice
How many Hydrogen (H) atoms are in 4NH3?
4
1
3
12
- 5. Multiple Choice
How many total molecules is 4NH3?
4
1
3
12
- 6. Multiple Choice
How many total atoms make up 4NH3?
4
16
3
12
- 7. Multiple Choice
In the equation shown, what are the reactant(s)?
N2 + H2
NH3
- 8. Multiple Choice
In the equation shown, what are the product(s)?
N2 + H2
NH3
- 9. Multiple Choice
Is this equation balanced?
Yes
No
- 10. Multiple Choice
Is this equation balanced?
Yes
No
- 11. Multiple Choice
Is this equation balanced?
Yes
No
- 12. Multiple Choice
To balance an equation you should:
ONLY change subscripts.
ONLY change coefficients.
Change BOTH subscripts and coefficients.
- 13. Multiple Choice
Which reactant is missing from the equation shown?
(What should go in the place of the "X"?)
One hydrogen atom.
Three hydrogen atoms.
Four oxygen atoms.
- 14. Multiple Choice
Which of the following is a chemical reaction?
Sodium and chlorine atoms bond to form salt molecules.
Ice melts to form water.
Carbon dioxide freezes to form dry ice.
Salt and water mix to form salt water.
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