Stoichiometry

more exercises
Mole <--> Ratio <--> Mole

* HINT Ratio = Finish / Start

Calculate the amount in mole of the substance directly above the question mark(?)
1.
+
6
6
+
6
  
5 moles

start X ratio
5moles X 6/1 =

 
2.
+
5
3
+
4
  
 

start X ratio
4moles X 5/4 =

4 moles
  
3.
+
 
 
3 moles

start X ratio
3moles X 1/1 =

 
4.
+
3
3
+
4
 
8 moles

start X ratio
3moles X 3/1 =

 
5.
+
3
6
+
6
  
 
2 moles

start X ratio
2moles X 6/3 =
 
6.
2
+
+
 
 
10 moles

start X ratio
10moles X 1/2 =
 

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