Una nave espacial en órbita lunar EN QUE TIPO DE SISTEMA SE ENCUENTRA? ABIERTO, CERRADO O AHISLADO

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?

Sex cells from female reproductive organ? 1) mitosis 2) fertilization 3) zygote 4) eggs 5) meiosis 6) sperm

How do scientists think that gravity affected the formation of our solar system?