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Combining Aqueous Solutions of BaI2 and Na2SO4 affords a Precipitate

Question 127

Multiple Choice

Combining aqueous solutions of BaI2 and Na2SO4 affords a precipitate of BaSO4. Which ion(s) is/are spectator ions in the reaction?


A) SO42- and I-
B) Ba2+ only
C) Na+ and I-
D) Na+ only
E) Ba2+ and SO42-

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