If you have a solution of CaCl2 with a concentration of 0.30 M, what does it contain?
A.0.60 M Ca2+ ions and 0.60 M Cl- ions.
B.0.60 M Ca2+ ions and 0.30 M Cl- ions.
C.0.30 M Ca2+ ions and 0.60 M Cl- ions.
D.0.30 M Ca2+ ions and 0.30 M Cl- ions.
E.none of the above
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