Use the following information to answer the next 2 questions. 2CrO2 + 2H+ = Cr₂02-(aq) +H₂O(1) Kc yellow Select one: A technician analysed the above equilibrium mixture and determined that it contained 0.320 mol/L of dichromate ions and 0.0400 mol/L of chromate ions. The equilibrium law expression for this system is Ke = Kc = Kc = orange K₂ = [Cr₂O3-(aq)][H₂O(l)] [Cro2-(aq)][H+(aq)]² [Cro²-(aq)]²[H+(aq)]² [Cr₂O² (aq)] [Cr₂0²-(aq)][H₂O(l)] [Cro2-(aq)][2H+(aq)] = 9.00 x 105 [Cr₂O² (aq)] [Cro2-(aq)][H+(aq)]²

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Chapter1: Chemical Foundations
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Use the following information to answer the next 2 questions.
2CrO2 + 2H+ = Cr₂02-(aq) +H₂0 (1) K = 9.00 x 105
yellow
A technician analysed the above equilibrium mixture and determined that it
contained 0.320 mol/L of dichromate ions and 0.0400 mol/L of chromate ions.
The equilibrium law expression for this system is
Select one:
Kc =
K₂ =
Kc =
orange
Ke
[Cr₂0 (aq)][H₂O(1)]
[Cro2-(aq)]²[H+(aq)]²
[Cro²-(aq)][H+(aq)]²
[Cr₂0²-(aq)]
[Cr₂0²-(aq)][H₂0(1)]
[Cro2-(aq)][2H+(aq)]
[Cr₂0²-(aq)]
[Cro²-(aq)][H+(aq)]²
The concentration of hydrogen ions expressed in scientific notation is a.bc x 10-d
mol/L. The values of a, b, c, and d are
◆
→
I
<>
(
♦
Transcribed Image Text:Use the following information to answer the next 2 questions. 2CrO2 + 2H+ = Cr₂02-(aq) +H₂0 (1) K = 9.00 x 105 yellow A technician analysed the above equilibrium mixture and determined that it contained 0.320 mol/L of dichromate ions and 0.0400 mol/L of chromate ions. The equilibrium law expression for this system is Select one: Kc = K₂ = Kc = orange Ke [Cr₂0 (aq)][H₂O(1)] [Cro2-(aq)]²[H+(aq)]² [Cro²-(aq)][H+(aq)]² [Cr₂0²-(aq)] [Cr₂0²-(aq)][H₂0(1)] [Cro2-(aq)][2H+(aq)] [Cr₂0²-(aq)] [Cro²-(aq)][H+(aq)]² The concentration of hydrogen ions expressed in scientific notation is a.bc x 10-d mol/L. The values of a, b, c, and d are ◆ → I <> ( ♦
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