CHM152L Experiment F -- Redox Chemistry Caculation Check
Name:
Section:
Molar mass of Na
2
C
2
O
4
Molar Mass of Na
2
C
2
O
4
(g/mol)
Status
Molarity of KMnO
4
Solution
It is not necessary to complete 4 trials
Trial 1
Trial 2
Trial 3
Trial 4
Mass Na
2
C
2
O
4
used (g)
Volume of KMnO
4
used (mL)
Molarity of KMnO
4
(mol/L)
Check
Status
To check your median for the Molarity of KMnO
4
Solution:
(1) Place a check by the values you want to keep.
(2) Fill in your calculated median and push check.
Enter your calculated values and check for Molarity of KMnO
4
Solution
Median=
mol/L
Status =
Check:
Percent of Na
2
C
2
O
4
in the Unknown
It is not necessary to complete 4 trials
Trial 1
Trial 2
Trial 3
Trial 4
Mass of Unknown used (g)
Volume of KMnO
4
used (mL)
Percent Na
2
C
2
O
4
in Unknown (%)
Check
Status
To check your median for the percent Na
2
C
2
O
4
in the Unknown:
(1) Place a check by the values you want to keep.
(2) Fill in your calculated median and push check.
Enter your calculated values and check for percent Na
2
C
2
O
4
in the Unknown:
Median=
percent
Status =
Check:
Percent C
2
O
4
2-
in Iron Salt
Molar Mass of C
2
O
4
2-
It is not necessary to complete 4 trials
Trial 1
Trial 2
Trial 3
Trial 4
Mass of Iron Salt used (g)
Volume of KMnO
4
used (mL)
Percent of C
2
O
4
2-
in Iron Salt
Check
Status
To check your median for the percent C
2
O
4
2-
in the Iron Salt:
(1) Place a check by the values you want to keep.
(2) Fill in your calculated median and push check.
Enter your calculated values and check for percent C
2
O
4
2-
in the Fe Salt:
Median=
percent
Status =
Check: