Chemical Balancing

AgNO₃ + Cu → Cu(NO₃)₂ + Ag

• 2 AgNO₃ + 2 Cu → 3 Cu(NO₃)₂ + 1 Ag

• 2 AgNO₃ + 1 Cu → 1 Cu(NO₃)₂ + 2 Ag

• 1 AgNO₃ + 2 Cu → 2 Cu(NO₃)₂ + 1 Ag

• 3 AgNO₃ + 2 Cu → 3 Cu(NO₃)₂ + 2 Ag

Tags

NGSS.HS-PS1-7

_P₄+_O₂ →  _P₂O₃

• 3 P₄+1 O₂ → 2 P₂O₃

• 1 P₄+1 O₂ → 2 P₂O₃

• 1 P₄+ 3 O₂ → 2 P₂O₃

• 1 P₄+ 2 O₂ → 3 P₂O₃

Tags

NGSS.HS-PS1-7

_Al + _HCl →_H₂ + _AlCl₃

• 2 Al + 2 HCl → 2 H₂ + 6 AlCl₃

• 3 Al + 3 HCl → 6 H₂ + 2 AlCl₃

• 1 Al + 1 HCl → 3 H₂ + 1 AlCl₃

• 2 Al + 6 HCl → 3 H₂ + 2 AlCl₃

Fill in the blanks with coefficient:
PCl₅+_ H₂O→_ HCl+H₃PO₄

• 4, 5

• 1, 6

• 3, 8

• 2,2

Which of the following is the balanced chemical equation that represents the chemical reaction of potassium and oxygen to produce potassium oxide?

• 
• 
• 
• 

Tags

NGSS.HS-PS1-7

Balance this equation.
_Mg + _Cl₂ --> _MgCl₂

• 1, 2,1

• already balanced

• 2,1,1

• 1,1,2

Tags

NGSS.MS-PS1-5

Which problem is balanced?

• PbO₂ + 2H₂

• SO₂ + H₂0 --> H₂SO₄

• 2Na + 2H₂O --> 2NaOH + H₂

Tags

NGSS.HS-PS1-7

__Al + __Fe₃N₂ -->__AlN + __Fe

• already balanced

• 4,2,4,6

• 2,1,2,3

• 1,2,1,3

Tags

NGSS.HS-PS1-7

Balance the following equation:

___ H₂+ ___ O₂→___ H₂O

• 1, 1, 3

• 2, 2, 2

• 1, 2, 1

• 2,1, 2

Tags

NGSS.HS-PS1-7

Balance the following equation:

___ Mg+ ___ O₂→___ MgO

• 1, 1, 3

• 2, 1, 2

• 1, 2, 1

• 2, 2, 2

Tags

NGSS.HS-PS1-7