a) If this is a separation of cyclohexanone and cyclohexane, identify which peak is cyclohexanone and which peak is cyclohexane. Justify your answer. b) What is the resolution between peaks 1 and 2? c) Calculate the retention factors for each peak. d) What is the selectivity between compounds 1 and 2? e) Determine the number of theoretical plates for compound 1. f) What is the HETP (in mm/plate)? (Hint: use only compound 1 for this calculation). g) What is the linear gas velocity (in cm/sec)? h) Calculate ẞ. i) Calculate the Trennzahl number. j) Calculate the mol% of cyclohexanone (assume response factors are equal for cyclohexanone and cyclohexane. Data: t=0.50 min (unretained peak) t₁ = 1.95 min t₂ = 4.24 min Wb₁= 0.21 min Wb₂= 0.27 min Wh₁= 0.10 min Wh₂= 0.19 min Area of peak 1 = 2 cm² Area of peak 2 = 2,.5 cm² detector's response tm ti t2
a) If this is a separation of cyclohexanone and cyclohexane, identify which peak is cyclohexanone and which peak is cyclohexane. Justify your answer. b) What is the resolution between peaks 1 and 2? c) Calculate the retention factors for each peak. d) What is the selectivity between compounds 1 and 2? e) Determine the number of theoretical plates for compound 1. f) What is the HETP (in mm/plate)? (Hint: use only compound 1 for this calculation). g) What is the linear gas velocity (in cm/sec)? h) Calculate ẞ. i) Calculate the Trennzahl number. j) Calculate the mol% of cyclohexanone (assume response factors are equal for cyclohexanone and cyclohexane. Data: t=0.50 min (unretained peak) t₁ = 1.95 min t₂ = 4.24 min Wb₁= 0.21 min Wb₂= 0.27 min Wh₁= 0.10 min Wh₂= 0.19 min Area of peak 1 = 2 cm² Area of peak 2 = 2,.5 cm² detector's response tm ti t2
Organic Chemistry: A Guided Inquiry
2nd Edition
ISBN:9780618974122
Author:Andrei Straumanis
Publisher:Andrei Straumanis
ChapterL4: Proton (1h) Nmr Spectroscopy
Section: Chapter Questions
Problem 26CTQ
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solve when teh capillary column is a Rtx-1MS 25m x 0.32mm x 0.25um
Transcribed Image Text:a) If this is a separation of cyclohexanone and cyclohexane, identify which peak is
cyclohexanone and which peak is cyclohexane. Justify your answer.
b) What is the resolution between peaks 1 and 2?
c) Calculate the retention factors for each peak.
d) What is the selectivity between compounds 1 and 2?
e) Determine the number of theoretical plates for compound 1.
f) What is the HETP (in mm/plate)? (Hint: use only compound 1 for this calculation).
g) What is the linear gas velocity (in cm/sec)?
h) Calculate ẞ.
i) Calculate the Trennzahl number.
j) Calculate the mol% of cyclohexanone (assume response factors are equal for cyclohexanone
and cyclohexane.
Data: t=0.50 min (unretained peak)
t₁ = 1.95 min
t₂ = 4.24 min
Wb₁= 0.21 min
Wb₂= 0.27 min
Wh₁= 0.10 min
Wh₂= 0.19 min
Area of peak 1 = 2 cm²
Area of peak 2 = 2,.5 cm²
detector's response
tm
ti
t2
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