Mass to Mass Worksheet: Double Displacement Reactions
Name__________________________________________
Date__________________Per_____________________
Write the Balanced Equation for the reactants given. Show all math. Each
number must have units attached and the compound formula written with the
number.
1.
CaCl2 +

NaOH
If 20g of CaCl2 is used, how many grams of sodium chloride will be produced?
2.
Pb(NO3)2
+
KI

How many grams of lead (II) nitrate is needed to completely react 25g of
potassium iodide?
3.
HCl
+
K2SO4

How many grams sulfuric acid will be produced if 100g of hydrochloric acid
is used?
4.
FeO
+
Al2S3 
If 33g of iron (II) oxide is used, how many grams of iron (II) sulfide will be
produced?
5.
Mg3(PO4)2
+
Be(NO3)2

If 48g of beryllium nitrate is completely used up in the above reaction, how
much magnesium phosphate was used?
6.
Na2O +
GaN

If 300g of sodium oxide reacted with gallium nitride, how much sodium
nitride was produced?
7.
NbO
+
Cu3P2 
If 52g of niobium (II) oxide was used, how much niobium (II) phosphide was
produced?
8.
Cr(C2H3O2)2 +
NaCl 
If 45g of sodium acetate was produced, how many grams of the other product
will also be produced?