Balanced Equations

The small numbers in a chemical formula:

(the BLUE numbers)

• Subscripts

• Coefficients

• Numbers

• Molecules

Tags

NGSS.MS-PS1-1

The big/regular sized numbers in a chemical formula:

(the RED numbers)

• Subscripts

• Coefficients

• Numbers

• Molecules

How many Hydrogen are in H₂O?

• 1

• 2

• 3

• Not enough information.

Tags

NGSS.MS-PS1-1

How many Chlorine in 5NaCl?

• 1

• 5

• 3

• Not enough information.

Tags

NGSS.MS-PS1-1

How many Oxygen in 3CO₂?

• 3

• 2

• 6

• Not enough information.

Tags

NGSS.MS-PS1-1

Is this equation balanced?

• Yes, everything appears the same amount on each side.

• No, there are too many oxygen on the left side.

Tags

NGSS.MS-PS1-5

Is this equation balanced?

• Yes, everything appears the same amount on each side.

• No, there are too many hydrogen on the left side.

• No, there are too many oxygen on the left side.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

Is this equation balanced?

• Yes, everything appears the same amount on each side.

• No, there are too many hydrogen on the left side.

• No, there are too many oxygen on the left side.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

Is this equation balanced?

• Yes, everything appears the same amount on each side.

• No, there are too many copper on the left side.

• No, there are too many oxygen on the left side.

Tags

NGSS.MS-PS1-5

Is this equation balanced?

• Yes, everything appears the same amount on each side.

• No, there are too many hydrogen on the left side.

• No, there are too many oxygen on the left side.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5