
3.(12pts) The reaction Cl(aq) + HS(a) determined DRL S)+(aq) +2 Cl(aq) has the experimentally rate k[Cl2][H2S]...
The proposed mechanism for a reaction is Cl2 => Cl+ + Cl- Slow Cl- + H2S => HCl + HS- Fast Cl+ + HS- => HCl + S Fast Which of the following would be a rate law for the reaction? A. rate = k[Cl2] B. rate = k[Cl2][H2S] C. rate = k[Cl2]1/2[H2S] D. rate = k[Cl-][H2S] E. rate = [Cl+][Cl-]
consider the aqueous reaction of Cl2 + H2S -> S + 2HCL . It may happen by the following mechanism 1: Cl2-> <- 2Cl fast 2: Cl+H2S -> <- HCl + HS fast 3: HS +Cl --> --< HCl + S slow DERIVE a rate law for overall reaction using the given mechanism and rate determining step without using intermediates in the rate law.
1. The rate of formation of carbon tetrachloride from chloroform, CHCl3(g) + Cl2(g) => CCl4(g) + HCl(g) is first order in CHCl3 and half order in Cl2. Which step of the proposed mechanism must be slow in order to agree with this rate law? 1. Cl2(g) => 2 Cl(g) 2. Cl(g) + CHCl3(g) => HCl(g) + CCl3(g) 3. CCl3(g) + Cl(g) => CCl4(g) 1. 1 2. 2 3. 3 2. The proposed mechanism for a reaction is Cl2 =>...
Consider the following mechanism: H2S <--> H+ + HS- (fast equilibrium) Cl2 + HS --> 2Cl- + H+ + S (slow) An intermediate is And the best rate law is
1. Consider the reaction, Cl2 + H2S => 2 HCl + S, which is found to be half order in Cl2 and first order in hydrogen sulfide. Which step of the proposed mechanism must be slow in order to agree with this rate law? Cl2 => 2 Cl Cl + H2S => HCl + HS Cl + HS => HCl + S 2. Consider the reaction, H2 + I2 => 2 HI , which is found to be first order...
27. Consider the reaction. NH,HS(s) NH3(g) + H2S(g) At a certain temperature, Ke-8.5 × 10-3 In a reaction mix- ture at this temperature containing solid NH,HS INH3] 0.166 M and [H S] 0.166 M. Will more of the solid form or will some of the existing solid decompose as equilibrium is reached?
A compare? rate Coastant at 1.000 x 10k, and 2. The reaction CO(g) + Cl2 → COCl2(g) Has the reaction mechanism Cl + CO=COCI fast Cl2 + COCl → COC12 + Cl slow a. List the intermediates in the reaction mechanism. b. The order of the overall reaction is 5/2. Determine the rate law for the reaction. (Many steps are required)
Balance the following redox reaction in basic solution. Cl (aq)+Cro (aq) - Cl2(g)+Cr(OH)3(s) Cl (aq) Cro (aq) C,(g) Cr(OH), (s)
D18 Kinetics Review Sheets 8 H*(aq) + 4 Cl(aq) + MnO4 (aq) - 2 Cl(g) + Mn(aq) + 4H2O(l) 1. Cl2 (9) can be generated in the laboratory by reacting potassium permanganate with an acidified solution of sodium chloride. The net-ionic equation for the reaction is given above. a. A 25.00 mL sample of 0.250 M NaCl reacts completely with excess KMnO.(aq). The Cl(a) produced is dried and stored in a sealed container. At 22°C the pressure of the Cl2(g)...
Consider the chemical reaction, ClO3−(aq) + 5 Cl−(aq) + 6 H+(aq) ⟶ 3 Cl2(g) + 3 H2O(l) determine if each of the following statements is True or False. 1) Cl2(g) is the reducing agent. [ Select ] ["False", "True"] 2) Cl in ClO3−(aq) gains electrons. [ Select ] ...