If the initial [NO2] is 0.260 M, it will take s for the concentration to drop to 0.125 M. A. 0.0880
B. 0.299
C. 1.35
D. 3.34
E. 7.64

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?

What substance has a mass of 9.5g and volume of 2.1cm^3

Which of the following are good traits of a hypothesis? it will be able to be testedit can predict an outcomeit will explain the observationsall of these