Lithium has 3 electrons. why do 2 electrons go in the first shell, and one in the second?

a) the electrons go randomly into shells.

b) the first shell only holds 2 electrons so the 3rd electron had to go in the second shell.

c) all the electrons could go into the second shell.

d) the shells appear and disappear so the electrons go anywhere.

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim

Mike wants to negatively charge a small rubber ball. which of these methods would successfully charge the ball? a) heating the ball in boiling water b) running the ball over a strong magnet c) rubbing the ball back and forth on carpet d) dropping the ball from a tall bulding submit hint forces in nature (s8p5.b) conductors and insulators id: 10402 hint electrons must be transferred.

Why do you suppose the structural polysaccharide cellulose does not contain branches?