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A) When 22.0 mL of a 2.03×10-4 M ammonium phosphate solution is combined with 15.0 mL...

A)

When 22.0 mL of a 2.03×10-4 M ammonium phosphate solution is combined with 15.0 mL of a 7.10×10-4 M zinc nitrate solution does a precipitate form?
(yes or no)

For these conditions the Reaction Quotient, Q, is equal to

B)

When 22.0 mL of a 7.15×10-4 M iron(II) iodide solution is combined with 15.0 mL of a 8.32×10-4 M potassium hydroxide solution does a precipitate form?
(yes or no)

For these conditions the Reaction Quotient, Q, is equal to

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Answer #1

Equation 3Zn (NOs)2 (aa)2(NHPO,(aa)Zn (PO4)2 (s)6NH,NO, (aą) Ionic equati on: 3Zn2* (aą) 2PO (aą)> Zn,(PO)2 (5) Solubility eq=====================================================================

Equation: Fel2 (a) 2KOH(aq)>Fe(OH)2 (s) +2KI(aą) Ionic equati on: Fe* (aq) 20H (aq) > Fe(OH), (s) No of moles of Fe2+= 0.0220

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