A sample of a hydrate of barium chloride weighing 61g was heated until all the water of hydration is removed. The dried sample weighted 52g. The formular of the hydrated salt is: (Atomic mass, Ba = 137 amu, Cl = 35.5 amu)

A sample of a hydrate of barium chloride weighing 61g was heated until

1.	A sample of a hydrate of barium chloride weighing 61g was heated until all the water of hydration is removed. The dried sample weighted 52g. The formular of the hydrated salt is: (Atomic mass, Ba = 137 amu, Cl = 35.5 amu)
Answer» `BaCl_(2). 2H_(2)O` `BaCl_(2).4H_(2)O` `BaCl_(2).H_(2)O` `BaCl_(2).3H_(2)O` Answer :A