In the column have the same electrons on the outer shell. Which the outer shell electrons are call valence electrons.
Answer:
Plastic is an insulator
Explanation:
This enables you to touch it without burning yourself because it does not conduct heat easily.
Answer:
This element is Boron. The atomic number is 5
Explanation:
Answer:
mass = 2.65 [nearest hundredth].
Explanation:
Mass = Density / Volume
mass = 1000 / 376.8
mass = 2.653927813163.. ≈ 2.65
PH is the measure of concentration of OH- in the solution