Which statement best explains the function of mitochondria?

atomic mass = 39

number of neutrons = 20

number of protons= 19

electronic configuration = 1s2 2s2 2p6 3s2 3p6 4s1

the number of electron in first shell = 2

number of electrons in n=3 shell = 8

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;

answer carbon and three oxygen atoms;