absorbance of 0.467. A standard solution was put through appropriate dilutions to give the concentrations of iron given in the table below and the absorbance measured. Calculate the percentage of iron in the grass sample. marks] [12 [Fe]/(ppm) Abs 2 0.164 5 0.425 8 0.628 12 0.951 16 1.26 20 1.582
absorbance of 0.467. A standard solution was put through appropriate dilutions to give the concentrations of iron given in the table below and the absorbance measured. Calculate the percentage of iron in the grass sample. marks] [12 [Fe]/(ppm) Abs 2 0.164 5 0.425 8 0.628 12 0.951 16 1.26 20 1.582
Chapter17: Complexation And Precipitation Reactions And Titrations
Section: Chapter Questions
Problem 17.42QAP
Question
![absorbance of 0.467. A standard solution was put through appropriate dilutions to give
the concentrations of iron given in the table below and the absorbance measured.
Calculate the percentage of iron in the grass sample.
marks]
[12
[Fe]/(ppm)
Abs
2
0.164
5
0.425
8
0.628
12
0.951
16
1.26
20
1.582](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6847eb3b-ec75-41d6-be4a-a78094435dc6%2F26fdf2cc-b64a-4b3d-b2e8-119e12c338d6%2F77h32gk_processed.jpeg&w=3840&q=75)
Transcribed Image Text:absorbance of 0.467. A standard solution was put through appropriate dilutions to give
the concentrations of iron given in the table below and the absorbance measured.
Calculate the percentage of iron in the grass sample.
marks]
[12
[Fe]/(ppm)
Abs
2
0.164
5
0.425
8
0.628
12
0.951
16
1.26
20
1.582
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