for an atom’s electrons, how many energy sub levels are present in the principal energy level n = 4?

thermal energy is the answer

answer: a. same unit

explanation:

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.