Answers: 3
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
Chemistry, 22.06.2019 04:00
Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.
Answers: 1
Chemistry, 22.06.2019 06:30
Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?
Answers: 1
JOIN MY MEETING
ID-9384026088
PASSWORD 1234...
ID-9384026088
PASSWORD 1234...
Mathematics, 15.10.2020 21:01
Social Studies, 15.10.2020 21:01
History, 15.10.2020 21:01
Mathematics, 15.10.2020 21:01
History, 15.10.2020 21:01
Chemistry, 15.10.2020 21:01
Mathematics, 15.10.2020 21:01
English, 15.10.2020 21:01
Mathematics, 15.10.2020 21:01
Mathematics, 15.10.2020 21:01
Geography, 15.10.2020 21:01
Mathematics, 15.10.2020 21:01
French, 15.10.2020 21:01