8.5 D

This appears on the left side of a chemical formula, and represents how many molecules there are.

• An Atom

• The Subscript

• The Coefficient

The Law of Conservation of mass means that...

• both sides of an equation has to be the same.

• one side of an equation can be bigger than the other

Tags

NGSS.MS-PS1-5

Does this follow the law of conservation of mass:

• Yes

• No

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Does this follow the law of conservation of mass:

Yes No

O₃ --> O + O₂

• Yes

• No

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Does this follow the law of conservation of mass:

Yes No

H₂ + 2 O₂ -> 2 H₂O

• Yes

• No

Tags

NGSS.MS-PS1-5

Does this follow the law of conservation of mass:

Yes No

Na + F --> NaF

• Yes

• No

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is this reaction the same on both sides?

• Yes

• No

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is the reaction the same on both sides?

• Yes

• No

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is this reaction the same on both sides?

• No

• Yes

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The red numbers in the image below represent ________

• subscripts

• coefficients

• I don't know, and don't want to try

• None of the answers are correct

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5