Compare a fluorescent lamp with Thompson's cathode ray tube experiments, show two similarities and two differences. please help me

Acrystal that absorvd water from air is (blank)a. aqueousb. homogenousc. hygroscopicd. efflorescent

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?

Quiz1. which physical state of nitrogen has the highest entropy? a solid© b gasoc liquid