STOICHIOMETRY QUICK QUIZ

1

Follow the steps/instructions on your paper to identify if the chemical equation is balanced or unbalanced. SHOW YOUR WORK 

                         2Pb(OH)2        +       HF       →      2H2O       +       PbF2

1

2Pb(OH)2     +    HF   →    2H2O    +    PbF2

There are _______ atoms of hydrogen on the reactant side

1

2Pb(OH)2  +   HF     →    2H2O   +   PbF2

How many pre-existing molecules of OH are there? _______ 

1

2Pb(OH)2   +  HF       →      2H2O    +     PbF2

The total number of atoms on the product side is _______ 

1

2Pb(OH)2        +       HF       →      2H2O       +       PbF2

This chemical equation is  __________ 

1

2Pb(OH)2 + HF → 2H2O + PbF2Select every element that you put a ≠ between. (which ones had different counts)

2Pb(OH)2 + HF → 2H2O + PbF2
Select every element that you put a ≠ between. (which ones had different counts)