Name of compound: BaCl2.2H2O (not CaCl2.2.H2O)
Gram Formula Weight = 244 g/moles
Grams of compound used: 10.370 g
Moles of compound used: 0.0425 moles Total grams of water used = 75.000 grams Freezing point of pure water: 0oC Observed freezing pint of solution= -3.1oC
What is the expected (theoretical) “I” value (the van’t Hoff factor) for BaCl2.2H2O?