`1.0` M aqueous solution of `CrCl_3. 6H_2O` freezes at `–5.58°C. ` Assuming complete ionization of the hydrated compl

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Q 1230291112.     `1.0` M aqueous solution of `CrCl_3. 6H_2O` freezes at `–5.58°C. ` Assuming complete ionization of the hydrated complex, which of the following isomers conforms to the observation `(K_f` for water =` 1.86` K kg `mol^(–1)) ?`
A

`[Cr(H_2O)_3Cl_3].3H_2O`

B

`[Cr(H_2O)_4CI_4]Cl._2H_2O`

C

`[Cr(H_2O)_6]Cl)_3`

D

`[Cr(H_2O)_5Cl]Cl_2.H_2O`

HINT

Use formula: `Delta T_f = K_f m`

Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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