What number is considered neutral? (on the ph scale)

The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride

How do i turn 2 s into one in the products

What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm