What type of electromagnetic waves does a computer scanner use? Explain how the photoelectric effect is an important part of this process.

answer: the correct answer id option(d).

explanation:

snell's law refraction:

the angle of refraction =

the angle of incidence =

refractive index of air = = 1

refractive index of glycerol = 1.47

from the given options, the most closest answer to 63.72° is 65° of option (d).

a.   mass number from atomic number

cant without the picture! ?

i really dont know but i will try okay.

so i think u would just add all them up and get your answer..