![subject](/tpl/images/cats/User.png)
Engineering, 12.12.2019 01:31 estefaniapenalo
The chromatogram shows the separation of components in an over‑the‑counter pain reliever. a plot has peaks labeled 1 through 4 and a horizontal axis labeled minutes. the positions of the peaks on this axis are given as t sub r in the text, and the widths at half height are given as w sub one half. peak component t r (min) w 1/2 (min) 1 acetaminophen 3.97 0.12 2 caffeine 6.15 0.21 3 benzoic acid 9.73 0.35 4 aspirin 14.8 0.73 calculate the number of theoretical plates, n , for the peaks of acetaminophen and caffeine. acetaminophen: n = plates caffeine: n = plates calculate the resolution, r , between acetaminophen and caffeine. r =
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Engineering
![question](/tpl/images/cats/User.png)
Engineering, 03.07.2019 23:20
Two technicians are discussing the intake air temperature (iat) sensor. technician a says that the computer uses the iat sensor as a backup to the engine coolant temperature (ect) sensor. technician b says that the powertrain control module (pcm) will subtract the calculated amount of fuel if the air measures hot. who is correct
Answers: 3
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 18:20
Select any two (2) areas of applications of chain-drive. (clo4) a)-permanent lubrication necessary b)-hydraulic forklift truck operation c)-rigging and heavy moving materials d)-relatively high maintenance costs e)-costlier than belt drives
Answers: 2
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 18:20
Athin walled concentric tube exchanger is used to cool engine oil from 160°c to 60°c with water that is available at 25°c acting as a coolant. the oil and water flow rates are each at 2 kg/s, and the diameter of the inner tube is 0.5 m and the corresponding value of the overall heat transfer coefficient is 250 w/m2. oc. how long must the heat exchanger be to accomplish the desired cooling? cpwater=4.187 kj/kg-candcpengine el=2.035 kj/kg·°c, oil . 120]
Answers: 1
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 18:20
Air is compressed isentropically from an initial state of 300 k and 101 kpa to a final temperature of 1000 k. determine the final pressure using the following approaches: (a) approximate analysis (using properties at the average temperature) (b) exact analysis
Answers: 1
You know the right answer?
The chromatogram shows the separation of components in an over‑the‑counter pain reliever. a plot has...
Questions
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 16.10.2020 05:01
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
English, 16.10.2020 05:01
![question](/tpl/images/cats/mat.png)
Mathematics, 16.10.2020 05:01
![question](/tpl/images/cats/mat.png)
Mathematics, 16.10.2020 05:01
![question](/tpl/images/cats/en.png)
English, 16.10.2020 05:01
![question](/tpl/images/cats/fr.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.10.2020 05:01
![question](/tpl/images/cats/biologiya.png)
Biology, 16.10.2020 05:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 16.10.2020 05:01
![question](/tpl/images/cats/en.png)
English, 16.10.2020 05:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 16.10.2020 05:01
![question](/tpl/images/cats/en.png)
English, 16.10.2020 05:01
![question](/tpl/images/cats/mat.png)
Mathematics, 16.10.2020 05:01