Data: Graph1 Concentration 96 Transmittance (mol/L) 9.88x10-5 68% 1.98x10- 47% 2.96x10- 31% 3.95x10- 219 4.94x10+ 14% 24% % Transmittance 80% 70% 60% 50% 40% 30% 20% 10% Iron (III) Salicylate solution Graph 1 y=-0.094x+0.6707 016 o 2 3 4 5 6 Concentration (mol/L) Graph 2 Concentration Absorption (mol/L) 9.88x105 0.17 1.98x10- 0.33 2.96x104 0.51 3.95x104 0.68 4.94x10- 0.86 0.62 P Absorption 0.9 0.8 Absorbtion vs Concentration Graph 2 y=0.1146x+0.1273 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 2 3 4 5 7 Concentration (mol/L) Focus BA

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Chapter11: Properties Of Solutions
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Using the data provided please help me answer this question. 

Determine the concentration of the iron(Ill) salicylate in the unknown directly from to graph and from the best fit trend-line (least squares analysis) of the graph that yielded a straight line.

Data:
Graph1
Concentration
96 Transmittance
(mol/L)
9.88x10-5
68%
1.98x10-
47%
2.96x10-
31%
3.95x10-
219
4.94x10+
14%
24%
% Transmittance
80%
70%
60%
50%
40%
30%
20%
10%
Iron (III) Salicylate solution Graph 1
y=-0.094x+0.6707
016
o
2
3
4
5
6
Concentration (mol/L)
Graph 2
Concentration Absorption
(mol/L)
9.88x105
0.17
1.98x10-
0.33
2.96x104
0.51
3.95x104
0.68
4.94x10-
0.86
0.62
P
Absorption
0.9
0.8
Absorbtion vs Concentration Graph 2
y=0.1146x+0.1273
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
2
3
4
5
7
Concentration (mol/L)
Focus
BA
Transcribed Image Text:Data: Graph1 Concentration 96 Transmittance (mol/L) 9.88x10-5 68% 1.98x10- 47% 2.96x10- 31% 3.95x10- 219 4.94x10+ 14% 24% % Transmittance 80% 70% 60% 50% 40% 30% 20% 10% Iron (III) Salicylate solution Graph 1 y=-0.094x+0.6707 016 o 2 3 4 5 6 Concentration (mol/L) Graph 2 Concentration Absorption (mol/L) 9.88x105 0.17 1.98x10- 0.33 2.96x104 0.51 3.95x104 0.68 4.94x10- 0.86 0.62 P Absorption 0.9 0.8 Absorbtion vs Concentration Graph 2 y=0.1146x+0.1273 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 2 3 4 5 7 Concentration (mol/L) Focus BA
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