3. Give the number of protons and electrons in each of the following common ions: Nat. Ca²+, Al3+, Fe2+, 1.Fis?-,6?-, and N3-

Write the complete balanced equation for the reaction between lead (iv) oxide (pbo2) and water (h2o).

In a reaction equation, where are the products located? a.) above the arrow b.) to the right of the arrow c.) to the left of the arrow d.) below the arrow

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.