![subject](/tpl/images/cats/himiya.png)
Chemistry, 18.11.2020 17:10 ciarrap552
Laszlo is running a column to separate a carboxylic acid and an alkyne. He accidentally uses acetone instead of hexane as his first eluent. What happens? A. The first fraction contains only carboxylic acid and the second fraction contains only alkyne. B. The first fraction contains both the carboxylic acid and the alkyne. C. The fractions are empty because both compounds remain on the column. D. The first fraction contains only alkyne and the second fraction contains only carboxylic acid. E. The first fraction contains only carboxylic acid and the alkyne remains on the column F. The first fraction contains only alkyne and the carboxylic acid remains on the column.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Chemistry
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 00:30, BLASIANNkidd
Maria wants to determine which type of disinfectant kills the most bacteria. which of the following is the best way for maria to determine this? a. ask ten different companies that make disinfectants which type is best. b. put the same amount and species of bacteria on ten identical plates, and add ten different kinds of disinfectant to each plate. c. interview ten different people to determine which type of disinfectant they prefer. d. put the same amount and species of bacteria on ten identical plates, and add a different disinfectant to each plate.
Answers: 1
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 06:40, CylieTbh
Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.
Answers: 3
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:00, winstonbendariovvygn
Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this
Answers: 3
You know the right answer?
Laszlo is running a column to separate a carboxylic acid and an alkyne. He accidentally uses acetone...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 13.11.2020 08:20
![Konu](/tpl/images/cats/mat.png)
Mathematics, 13.11.2020 08:20
![Konu](/tpl/images/cats/User.png)
Engineering, 13.11.2020 08:20
![Konu](/tpl/images/cats/es.png)
Spanish, 13.11.2020 08:20
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/fizika.png)
Physics, 13.11.2020 08:20
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/fizika.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 13.11.2020 08:20