Classify the following solutions as being weak/strong, concentrated/dilute, acid/base.
eg. the first one is strong concentrated acid.

Calculate the number of molecules present in 0.750 mol of mgo.

Asolid that forms and separates from a liquid mixture is called

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.