The intent is to facilitate students' writing of lab reports by providing this information in an editable file which can be sent to an instructor.
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Data Table 1: Determine the Volume of a Drop
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Number of Drops
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1 mL
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2 mL
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3 mL
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Average Drops \ mL
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Average mL \ Drop
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Data Table 2: Trials and Average
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Trial 1
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Trial 2
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Trial 3
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Average
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Volume - acid (ml)
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Color of acid
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Volume - NaOH (drops)
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Color - final solution
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Data Table 3: Volume of NaoH
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NaOH added - drops
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NaOH added
- ml
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pH
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0
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2
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4
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6
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8
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10
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12
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14
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16
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18
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20
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22
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24
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26
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28
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30
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32
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34
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36
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38
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40
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42
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44
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46
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48
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50
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52
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54
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Questions
A. What is the relationship between Ka and pKa?
B. What are the potential sources for errors in this experiment?
C. If your experimental Ka is 5.3 and the actual Ka of your unknown acid is 4.7, what is your % error?