3. Convert stock concentrations to initial concentrations and fill in Table 2: Table 2. Trial # [Acetone] Disappearance Rate of Iz (M/s) -A[1:/At (= -slope/730) [lodine] [HCI] 0.12 A d.0005 0.12 L024 0.12 10.12 O. coe 5 0.12 0.001 0.12 o.c0050.24 D.

Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
Publisher:Skoog
Chapter24: Introduction To Spectrochemical Methods
Section: Chapter Questions
Problem 24.28QAP
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1. List the concentrations of the stock.
[Acetone]
0.6M
[lodine]
00025M
[HC1]
2. From the computer plot of the data for each trial (absorbance vs. time in seconds), detemine
the slope of the best straight line; use the following data table to summarize your results:
Table 1.
Trial #
Acetone, mL
lodine, mL
HCI, mL
AAbs/At ( slope of line)
H20, mL
A
1.0
1.0
1.0
2.0
-0.0010258xto:34978.
t0.0016339x+0.44357
70,00g0217x 0.89112
0. 0013205xto,235271
2.0
1.0
1.0
1.0
1.0
2.0
1.0
1.0
D
1.0
1.0
2.0
1.0
3. Convert stock concentrations to initial concentrations and fill in Table 2:
Table 2.
Trial #
Disappearance Rate of l2 (M/s)
-A[L/At (= -slope/730)
[Acetone]
[lodine]
[HCIJ
0.12
0.00050.12
0.24
0.12
10.12
0. coe 5
0.12
0.001
0.12
D
0.00050.24
Transcribed Image Text:1. List the concentrations of the stock. [Acetone] 0.6M [lodine] 00025M [HC1] 2. From the computer plot of the data for each trial (absorbance vs. time in seconds), detemine the slope of the best straight line; use the following data table to summarize your results: Table 1. Trial # Acetone, mL lodine, mL HCI, mL AAbs/At ( slope of line) H20, mL A 1.0 1.0 1.0 2.0 -0.0010258xto:34978. t0.0016339x+0.44357 70,00g0217x 0.89112 0. 0013205xto,235271 2.0 1.0 1.0 1.0 1.0 2.0 1.0 1.0 D 1.0 1.0 2.0 1.0 3. Convert stock concentrations to initial concentrations and fill in Table 2: Table 2. Trial # Disappearance Rate of l2 (M/s) -A[L/At (= -slope/730) [Acetone] [lodine] [HCIJ 0.12 0.00050.12 0.24 0.12 10.12 0. coe 5 0.12 0.001 0.12 D 0.00050.24
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