Science Help Online Worksheet 9-3a Mass-Mass Problems

 
Name__________________________ Section____________________________

 

Identify the following chemical equations by type.

1. How many grams of NaCl will be produced when 22.85 g of HCl are neutralized by an excess of NaOH according to the equation below?

HCl + NaOH ---> H2O + NaCl

 

 

2.  How many grams of potassium nitrate are required to produce 5.00 g of potassium nitrite according to the equation below?

2KNO3(s) ---> 2KNO2(s) + O2(g)


3.  How many grams of magnesium oxide are produced when 10.00 grams of magnesium burn in an excess of oxygen, as shown below?

2Mg + O2 ---> 2MgO 


4.  How many grams of aluminum would react completely with 17.50 grams of copper (II) chloride according to the following equation?

Al(s) + CuCl2(aq) ---> AlCl3(aq) + Cu(s)




Please forward all questions, comments and criticisms to Gregory L. Curran.
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Last Modified March 18, 2004