Balance Chemical Equations

Balance this equation:

__H₂+O₂--> 2H₂O

• 2

• 3

• 4

• 6

Tags

NGSS.MS-PS1-5

Balance this equation:

F₃+H₃-->_HF

• 2

• 3

• 4

• 6

Tags

NGSS.MS-PS1-5

Balance this equation:

Cu₅+S₅ --> _CuS

• 2

• 3

• 4

• 5

Tags

NGSS.MS-PS1-5

Balance this equation:

C + __O --> CO₂

• 2

• 3

• 4

• 5

Tags

NGSS.MS-PS1-5

Balance this equation:

6FeO --> __Fe₂ + 6O

• 2

• 3

• 4

• 5

Tags

NGSS.MS-PS1-5

Balance this equation:

2H + _O + 2S --> 2HSO₄

• 2

• 3

• 4

• 8

Tags

NGSS.MS-PS1-5

Law of Conservation of mass says that: Matter _____ be created or Destroyed

• Cannot

• will

• better

• can

Tags

NGSS.MS-PS1-5

Physical or Chemical change?: Cutting an apple in half

• Chemical

• Physical

Which of these are Indicators of Chemical Reactions?

• Creation of Light

• Change in Odor

• Change in Temp

• Change in Color

• Melting

Tags

NGSS.MS-PS1-2