Balancing Chemical Equations

CO + ___H₂ --> CH₄ + H₂O

• 1

• 2

• 3

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NGSS.HS-PS1-7

2NaCl + CaO --> ___Na₂O + CaCl₂

• 1

• 2

• 3

4Ag + O₂ --> ___Ag₂O

• 1

• 2

• 3

Tags

NGSS.HS-PS1-7

___AlBr₃ + 3Cl₂ --> 2AlCl₃ + 3Br₂

• 1

• 2

• 3

Tags

NGSS.HS-PS1-7

2Al + ___Cl₂ --> 2AlCl₃

• 1

• 2

• 3

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

___Pb + S --> PbS + Pb

• 1

• 2

• 3

Tags

NGSS.HS-PS1-7

3Pb(NO₃)₂ + 2Na₃PO₄ --> ___Pb₃(PO₄)₂ + 6NaNO₃

• 1

• 2

• 3

Tags

NGSS.HS-PS1-7

NGSS.HS-PS1-2

C₂H₅OH + ___O₂ --> 2CO₂ + 3H₂O

• 1

• 2

• 3

Is the equation balanced?: 2H₂O + O₂ --> 4MgO + 3Fe

• Yes
• No

Tags

NGSS.HS-PS1-7

Balance this equation

_Al +_HCl --> _H₂ +_AlCl₃

• 2, 6, 3, 2

• it is already balanced

• 2, 1, 4, 5

Tags

NGSS.HS-PS1-7