![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 19:00
Apeak with a retention time of 407 s has a width at half-height (w1/2) of 7.6 s. a neighboring peak is eluted 17 s later with a w1/2 of 9.4 s. a compound that is known not to be retained was eluted in 2.5 s. the peaks are not baseline resolved. how many theoretical plates would be needed to achieve a resolution of 1.5?
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 10:50
Determine the empirical formula for succinic acid that is composed of 40.60% carbon, 5.18% hydrogen, and 54.22% oxygen.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 14:20
Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 00:30
What is bromine+calcium iodide--> calcium bromide +iodine balanced
Answers: 1
You know the right answer?
Please helpZn(OH)2 + HNO3...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 17.01.2021 14:00
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.01.2021 14:00
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.01.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 17.01.2021 14:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 17.01.2021 14:00
![question](/tpl/images/cats/himiya.png)
Chemistry, 17.01.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 17.01.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 17.01.2021 14:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 17.01.2021 14:00
![question](/tpl/images/cats/pravo.png)
Law, 17.01.2021 14:00