Would an aqueous solution of K 2 SO 4 contain ions? If so, indicate the formulas

Question

Would an aqueous solution of K2SO4 contain ions?  If so, indicate the formulas of the ions in the solution.                 A. Yes.  K22+(aq) + SO42?(aq)                 B. Yes.  2K+(aq) + SO42?(aq)                 C. No, this substance would not form ions in solution.                 D. Yes.  2K+(aq) + S2?(aq) + 4O2?(aq)                 E. Yes.  K2+(aq) + SO4?(aq) Would an aqueous solution of K2SO4 contain ions?  If so, indicate the formulas of the ions in the solution. Yes.  K22+(aq) + SO42?(aq) Yes.  2K+(aq) + SO42?(aq) No, this substance would not form ions in solution. Yes.  2K+(aq) + S2?(aq) + 4O2?(aq) Yes.  K2+(aq) + SO4?(aq)                 A. Yes.  K22+(aq) + SO42?(aq)                 B. Yes.  2K+(aq) + SO42?(aq)                 C. No, this substance would not form ions in solution.                 D. Yes.  2K+(aq) + S2?(aq) + 4O2?(aq)                 E. Yes.  K2+(aq) + SO4?(aq)

Explanation / Answer

ANSWER B

Two potassium ions.

2K(+)

and

One polyatomic ion of sulfate

SO4(2-)

K2so4-> 2K(+) + so4-2

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