Asked by Anonymous
CaCl2 ---> Ca2+ + 2 Cl-
i'm trying to figure out the van't hoff factor. i know i=3.
But where did the 2 come from before Cl-.
i'm trying to figure out the van't hoff factor. i know i=3.
But where did the 2 come from before Cl-.
Answers
Answered by
DrBob222
That's the charge on the Ca ion.
CaCl2 ==> Ca<sup>+2</sup> + 2Cl<sup>-</sup>. And your are correct that i=3. 1 for the Ca ion and 2 more for the Cl^- to make 3.
CaCl2 ==> Ca<sup>+2</sup> + 2Cl<sup>-</sup>. And your are correct that i=3. 1 for the Ca ion and 2 more for the Cl^- to make 3.
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