S2−(aq)+2H+(aq)⇌H2S(aq) Given the two Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can count on.

H2S(aq)⇌HS−(aq)+H+(aq), K1 = 9.81×10 −8, and HS−( a q )⇌S2−( a q )+H+( a q ), K 2 = 1.57×10 −19 , what is the equilibrium constant K final for the following reaction?

A.) Given the two reactions H2S(aq)⇌HS−(aq)+H+(aq), K1 = 9.77×10−8, and HS−(aq)⇌S2−(aq)+H+(aq), K2 = 1.40×10−19, what is the equilibrium constant Kfinal for the following reaction? S2−(aq)+2H+(aq)⇌H2S(aq) B.) Given the two reactions. PbCl2(aq)⇌Pb2+(aq)+2Cl−(aq), PbCl2(aq)⇌Pb2+(aq)+2Cl−(aq), K3K3K_3 = 1.79×10 −10, and

H2S(aq)⇌HS−(aq)+H+(aq), H2S(aq)⇌HS−(aq)+H+(aq), K1K1K_1 = 9.24×10 −8, and HS−(aq)⇌S2−(aq)+H+(aq), HS−(aq)⇌S2−(aq)+H+(aq), K2K2K_2 = 1.16×10 −19 , what is the equilibrium constant KfinalKfinalK_final for the following reaction?

The following equilibrium constants have been determined for hydrosulfuric acid at 25°C. H2S(aq) <=> H+(aq) + HS -(aq) K'c = 9.5 10-8 HS -(aq) <=> H+(aq) + S2-(aq) K"c = 1.0 10-19 Calculate the equilibrium constant for the following reaction at the same temperature.

Identify the type of reaction expected for each of the following pairs of reactants. 3 KNH2(aq) + H2S(aq) 1. precipitation 1 v Ca(NO3)2(aq) + (NH4)2SO4(aq) 2. oxidation reduction 2 v Brz(aq) + NaF(aq) 3. acid base 4 v Cl2(g) + Rbl(aq) 4. no reaction 2 v Ca(s) + H2O(1) By reference to the Cu cycle lab experiment, identify the false statements among the following: i) …

Question: Consider the following unbalanced oxidation-reduction reaction when it is balanced in a basic solution: H2S (aq) + Cr2O72- (aq) = S(s) + Cr3+ (aq) Enter numbers to answer the following. • How many electrons are required to balance the two half reactions? • What is the coefficient for Ht in the final balanced reaction?

H2S(aq) + C2H3O2-(aq) ↔ HC2H3O2(aq) + HS-(aq) Determine the direction of the following reaction from the relative strengths of acids and bases. Here’s the best way to solve it.

O H2S(aq) + Ca(NO3)2(aq) + 2HNO3(aq) + Ca(s); Rule 2: Most sulfide salts are only slightly soluble For the following precipitation reaction, choose the right variant for completing and balancing the equation, indicating clearly which product is the precipitate. If no reaction would be expected, so indicate.

Which equation depicts aqueous hydrogen sulfide (H2S), behaving as a Brønsted-Lowry acid A) H2S(aq) 2 OH (aq)SO2(aq) + 2 H2(g) B) H2S(a) + H(a)H:S (aq)H2o(t) C) HS (aq)+ H2OHSO (aq)+ H2(s) in water? Show transcribed image text