Which occurs in the half-reaction Na(s) → Na+ ter
A)
Na(s) is reduced.
B)
Na(s) is oxidized.
C)
Na(s) gains electrons.
D)
Na+ is oxidized.

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

What is the mass of sodium in 3 moles of sodium chloride

If a molecule with a molecular formula of c13h18 is treated with an excess of h2 in the presence of finally divided pt metal under conditions required for maximum hydrogenation of the molecule to give a molecule with a formula c13h24, how many rings are in the molecule?