[CHM 111] Lab #2

Andrew J. Pounds pounds_aj at mercer.edu
Mon Jun 6 21:20:15 EDT 2016



On 06/06/2016 07:53 PM, wrote:
> Dear Dr. Pounds,
> I wanted to double check and make sure for the labs we are turning in, 
> are we just turning in the lab report form for standardization of KHP 
> along with the generalized form. And what if anything goes in the box 
> for generalized form.
> Thanks
>

1. Generalized lab report form cover page.  Include your partner(s) 
name(s).   Notning in the big box this time.

2. Standardization of NaOH report form.  Calculate the molarity of NaOH 
for all your trials.  Circle the three NaOH molarity values that give 
the best precision.  Using these values calculate the average molarity 
and write down the average deviation.   Ignore the second table of 
deviations.

3.  %KHP report form.  Record the molarity from the lab report form on 
the previous page and calculate the %KHP for all your trials. Circle the 
three values that give the best precision.  Using those three trials, 
calculate the average %KHP in your unknown and write down the average 
deviation.  Also using these three best trials calculate the PPT.

Be sure to record your unknown number.   I will be repeating ALL of your 
calculations to check the accuracy of your results.





-- 
Andrew J. Pounds, Ph.D.  (pounds_aj at mercer.edu)
Professor of Chemistry and Computer Science
Mercer University,  Macon, GA 31207   (478) 301-5627
http://faculty.mercer.edu/pounds_aj

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