The freezing point of an aqueous 0.050 m solution of a platinum(IV) complex having the molecular formula Pt(NH3) 3Cl4 is -0.19°C.Which of the following equations best represents what happens when Pt(NH3) 3Cl4 dissociates in water? (Kf for water is 1.86°C/m.)
A) Pt(NH3) 3Cl4(s) → [Pt(NH3) 3Cl2]2+(aq) + 2Cl-(aq)
B) Pt(NH3) 3Cl4(s) → [Pt(NH3) 3Cl3]+(aq) + Cl-(aq)
C) Pt(NH3) 3Cl4(s) → [Pt(NH3) 3Cl]3+(aq) + 3Cl-(aq)
D) Pt(NH3) 3Cl4(s) → [Pt(NH3) 2Cl2]2+(aq) + 2Cl-(aq) + NH3(aq)
E) Pt(NH3) 3Cl4(s) → Pt4+(aq) + 4Cl-(aq) + 3NH3(aq)
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