SCORESHEET LAB: POTENTIOMETRIC TITRATION

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					SCORESHEET LAB: POTENTIOMETRIC TITRATION
NAME: ____________________________ SECTION A B            C    D

PRELAB:

EXECUTABLE SUMMARY OF PROCEDURES (10 pts) _____/10
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IN LAB:

TITLE/DATE (1 pts) _____

REFERENCED (1 pts) ______

DATA: IN INK (Not in ink, not a lab) _________

       DATA TABULATED IN EXCEL (4 pts) _____

     RESULTS TABULATED IN EXCEL (4 pts) ______

     SIGNIFICANT FIGURES (1 pt)

       UNITS INCLUDED (2 pts) _____

       OBSERVATIONS (2pts) ______ MAKE SURE YOU WRITE DOWN WHAT YOU SEE! /15
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POST LAB RESULTS:

       CALCULATIONS CORRECT (10 pts)
       (UNITS & sig fig INCLUDED)

       BALANCED EQUATIONS: (3 pts) ______

     STATISTICAL TREATMENT (AVE) (2)             SD (2) %error (2) (NaOH) ( pts)_______

GRAPHS (There are 2 graphs)
     10 x 1' or 10 x 1 cm) GRAPH PAPER _______
     (No graph paper, no graph)

       AXES LABELLED, with units
       TITLE
       STRAIGHT LINES
       SCALED TO 81/2 x 11" 5 pts _______
      EQUIVALENCE POINT FOUND BY PROPER GRAPHICAL METHOD. 5 pts ______
      pKa NOTED ON GRAPH

SUMMARY TABLE OF RESULTS: (5 pts)

COMMENTS: ANALYSIS OF DATA, WHAT SURPRISED YOU, WHAT YOU'D DO DIFFERENTLY NEXT TIME (5 pts)
YOUR SIGNATURE, YOUR PARTNER'S NAME & SIGNATURE _______
(No signatures, no lab

RESULTS: /20

SCORING                       NaOH Standardization
% error                       < .5%         20 pts
                              < 1%          17 pts
                              <2%           15 pts
                              <5%           10 pts
                              > 10 %        5 pt

				
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