How many protons , electrons, and neutrons are contained in gallium-69?

When determining the shape of a molecule, it is important to draw a lewis dot structure first in order to see the total number a. electrons within the moleculeb. bonding and unshared pairs around central atomc. unshared pair within the molecule( i really need it )

What happens to the atomic radius when an elctron is lost

Analyze how limestone is weathered and identify the features that are formed as a result of this dissolution