Balanced equations

In this image, the information in red is called the_______.

• Products
• Reactants
• Chemical Subscript
• Ingredients

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

In this image, the information to the right of the arrow (in black) is called the_______.

• Product
• Reactant
• Chemical Subscript
• Final chemical

Tags

NGSS.HS-PS1-7

What is the arrow in a chemical equation say to us as chemists...
H_{2 +} O --> H₂O

• Reactants
• Products 
• "Makes" or "Yields" 
• Chemical Equation 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What does the Law of Conservation of Mass state?

• Matter cannot be gained or lost in a chemical reaction.
• Matter can only be lost in a chemical reaction.
• Matter can only be gained in a chemical reaction.
• Matter can be gained and lost in a chemical reaction. 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

How many ELEMENTS are in the compound H₂O

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

How many ELEMENTS are in the compound O₂

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

How many ATOMS of Carbon are in 3C₂H₄O

• 2
• 3
• 4
• 6

Tags

NGSS.MS-PS1-1

How many ATOMS of Oxygen are in 3Fe₂O₃

• 2
• 3
• 6
• 9

Tags

NGSS.MS-PS1-1

How many TOTAL atoms are in 2H₂SO₄

• 2
• 4
• 7
• 14

Tags

NGSS.MS-PS1-1

How many TOTAL atoms are in 2CaO₂

• 2
• 3
• 5
• 6

Tags

NGSS.MS-PS1-1