Write the proper word equation to express the following chemical reaction: 4fe (s) + 3sn(no3)4 (aq) arrow 4fe(no3)3 (aq) + 3sn (s).

Describe the chemical reaction based on the chemical equation below. also, explain whether the equation is balanced.

All cells are made of four types of acids, lipids, proteins, and carbohydrates.

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.