Law of Conservation of Mass

Front

What does the number ₃ represent in 4NH₃?

Back

Subscript

Tags

NGSS.MS-PS1-1

Front

What does the number 4 represent in 4NH₃?

Back

Coefficient

Front

How many Nitrogen (N) atoms are in 4NH₃?

Back

4

Tags

NGSS.MS-PS1-1

Front

How many Hydrogen (H) atoms are in 4NH₃?

Back

12

Tags

NGSS.MS-PS1-1

Front

In the equation shown, what are the reactant(s)?
Options: N₂ + H₂, NH₃

Back

N₂ + H₂

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

In the equation shown, what are the product(s)?

Back

NH₃

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

Is this equation balanced?

Back

No

Tags

NGSS.MS-PS1-5

Front

Is this equation balanced?

Back

No

Tags

NGSS.MS-PS1-5

Front

Is this equation balanced?

Back

Yes

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

To balance an equation you should:

Back

ONLY change coefficients.