H-10 
3. 
a)  
Calculate the molar mass of the unknown acid.  Include the correct stoichiometric ratio and 
units in your calculations for each titration.   
 
 
 
 
 
 
 
 
b) 
Reported value of the molar mass of your unknown acid.  
 
 
 
 
 
4. 
Is your unknown acid relatively strong or weak?  Give at least three reasons to support your 
answer.   
 
 
 
 
 
 
 
 
 
 
ASSESSMENT 
Performance 
(1.0 mark): 
Observations Sheet (calculations) 
(1.0 mark): 
Molar Mass (accuracy) 
(2.0 marks): 
Laboratory Quiz 
(6.0 marks): 
Deductions 
(if any): 
TOTAL 
(10.0 marks):