Which chemical do you think would best maintain the pH of the pool water?
A.
Bleach
B.
TriChlor
C.
Sodium Bromide
D.
DiChlor

Bleach

Explanation:

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.

1. they vary with a higher number because boiling is way hotter than melting