Answer:
BaCl₂.2H₂O
Barium Chloride Dihydrate
Proof:
Molecular Mass of BaCl₂ = 208.23 g/mol
Molecular Mass of 2 moles of H₂O = 36 g/mol
Total Mass of BaCl₂.2H₂O = 244.23 g/mol
%age of BaCl₂:
= 208.23 / 244.23 × 100 = 85.25 % ≈ 85.3 %
%age of H₂O:
= 36 / 244.23 × 100 = 14.74 % ≈ 14.7 %
