How many liters of .225 M Na2S solution would be required to react completely with 81.8 g Fe(C2H3O2)3? (The molar mass of iron (III) acetate is 233.00 g/mol.)

What is the molar mass of potassium nitrate, kno3

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.

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.