What happens to electrons in the photoelectric effect
a. they are turned into light.
b they are made to orbit faster.
c. they are added to atoms.
d. they are knocked away from atoms.

Why doesn't heat added to water make the tempature rise above 100c

What is the empirical formula for c4h8o2

I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!