Conceptual - Balancing Equation

The substances listed on the left side of a chemical equation are the

• Products
• Coefficients
• Precipitates
• Reactants

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-PS1-5

Name the part in red:

H₂ + O₂ -> H₂O

• Coefficient
• Product
• Yield
• Subscript

How many Hydrogen (H) atoms are in NH₃O5

• 3
• 4
• 5
• 1

Tags

NGSS.MS-PS1-1

Read the following chemical formula: C₆H₁₂O₆. How many hydrogen atoms are in the formula?

• 12
• 6
• 4

Tags

NGSS.MS-PS1-1

What is the arrow in a chemical equation...
H_{2 +} O --> H₂O

• Reactants
• Products 
• Produces
• Chemical Equation 

What is a coefficient?

• The small number on the right of the chemical symbol.
• The large number to the left of a formula.

Tags

NGSS.MS-PS1-5

Which of the following has the most number of O?

• 2Mg₃(PO₄)₂
• 4AlPO₄
• 3Al(NO₃)₃
• 15KOH

How many hydrogens are in 4H₂O?

• 6
• 8
• 2
• 4

Tags

NGSS.MS-PS1-1

Name the part in red:

H₂ + O₂ -> H₂O

• Coefficient
• Product
• Reactant
• Subscript

Tags

NGSS.MS-PS1-5