How could distinguish between solid barium chloride and solid barium sulfate? Select all that apply.
a) Only barium sulfate is soluble in water.
b) Add hydrochloric acid (HCl) to each sample. If the sample dissolves, it is barium chloride.
c) Add silver nitrate (AgNO₃) to each sample. If the sample dissolves, it is barium chloride.
d) Only barium chloride is soluble in water.