Type the correct answer in each box. in an atom, the first energy level can hold electrons. the second energy level can hold electrons. the third energy level can hold electrons.

What are transitions between a liquid and a solid called? identify which way they are transitioning

What is the mass of phosphorous in a 51-kg person

Two nails have identical sizes and shapes. in one nail, 20 percent of the domains are lined up. in the other nail, 80 percent of the domains are lined up. which has stronger magnetic force? first answer gets brainliest!