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The data shown below was obtained from an experiment to determine the concentration of a C7 hydrocarbon with a closely related compound added to each standard and to the unknown as an internal standard. Determine the percentage concentration of the unknown hydrocarbon and estimate the error in this value. Percent Analyte Peak Height Analyte Peak Height (Internal Standard) 0.050 18.8 50.0 0.100 48.1 64.1 0.150 63.4 55.1 0.200 63.2 42.7 0.250 93.6 53.8 Unknown 58.9 49.4

The data shown below was obtained from an experiment to determine the concentration of a C7 hydrocarbon with a closely related compound added to each standard and to the unknown as an internal standard. Determine the percentage concentration of the unknown hydrocarbon and estimate the error in this value.

Percent Analyte

Peak Height Analyte

Peak Height (Internal Standard)

page3image1624433552

0.050

page3image1624997888

18.8

page3image1624646928

50.0

0.100

48.1

64.1

0.150

63.4

55.1

page3image1653587504

0.200

page3image1625231008

63.2

page3image1625231952

42.7

0.250

93.6

53.8

page3image1625242448

Unknown

page3image1625248672

58.9

page3image1625249424

49.4

Grade:12th pass

1 Answers

Vikas TU
14149 Points
4 years ago
Dear student 
Can you please explain the data , Image of compounds are not visible , And what is these values , 
Please ask question clearly , or just give data to one compound , so that you can learn how to solve others.
Good luck 
Cheers.

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