3. For the reaction 103 (aq) + 51(aq) + 6H*(aq) → 312(aq) + 3H2O(1) the rate...
Consider the following reaction in aqueous solution: 5Br- (aq) + BrO3- (aq) + 6H+ (aq) -----> 3Br2 (aq) + 3H2O (l) If the rate of disappearance of Br–(aq) at a particular moment during the reaction is 0.039 M s–1, what is the rate of the reaction. Report answer with four decimal places. (a) Answer the question in steps (b) Report final answer
Consider the reaction 5Br−(aq)+BrO−3(aq)+6H+(aq)→3Br2(aq)+3H2O(l) The average rate of consumption of Br− is 1.10×10−4 M/s over the first two minutes. The average rate of formation of Br2 during the same time interval is 6.6x10^-5. What is the average rate of consumption of H+ during the same time interval?
Consider the following reaction: 4NO(g) + O2(g) + 2N203(9) What is the rate of disappearance of O2 when the rate of disappearance of NO is 1.60 x 10-4 mol L 'sec 1 O 1.6 x 10-4 mol L sec1 O 6.4 x 10-4 mol L 'sec1 O 4.0 x 10-5 mol Lºsec1 O 3.2 x 10-4 mol L 'sec1 O 8.0 x 10-5 mol L''sec 1
Consider the following reaction: 4NO(g) + O2(g) 2N2O3(9) What is the rate of disappearance of Oz when the rate of disappearance of NO is 1.60 x 10-4 mol L sec -1 O 6.4 x 10-4 mol L 'sec1 O 8.0 x 10-5 mol L 'sec1 O 3.2 x 10-4 mol L sec1 1.6 x 10-4 mol L''sec 1 O 4.0 x 10-5 mol L''sec1
(e) In the reaction: H202(a) +3 (a)+ 2 H(a)Is (a)+ 2 H2O( (aq) (aq)13 3 (aq) the concentration of I- decreases from 0.173 to 0.146 mol dm-3 in 1 min. What is the rate of the reaction over this time interval? [2 marks (f) The activation energy for the formation of ethane from cyclobutane is 260 kJ mol1. If the rate constant at 300°C is 7.9 x 10 9 s-1, what is the pre-exponential factor A for this reaction? 12...
Determine the equilibrium constant at 298 K for the reaction: Zn (s) + Ni2+ (aq) Zn2+ (aq) + Ni (s) (Hint: Start with the E°) A) (4.1 ± 0.1) x 10 3 B) (1.7 ± 0.1) x 10 17 C) (9.3 ± 0.1) x 10 8 D) (6.4 ± 0.1) x 10 -6 --------------------------------------------------------------------------------------------------------------- Consider the following reaction: CO(g) + H2O(g) CO2(g) + H2(g). Assume ΔH°rxn = 41.0 kJ/mol for all temperatures in this problem. If Kp = 5.10 at...
1.At 25 °C, a reaction produces a product at the rate of 0.880 mol/Lhr. if the activation energy is 80 KJ/mol what will the reaction rate be at 49 °C? 3. A reaction has a rate constant of 1.34 x 10-3 L mol-1min-1 at 25 °C, and a rate constant of 1.61 x 10-2 L mol-1min-1 at 45 °C. What is the activation energy for the reaction? Give your answer to 3 significant figures.
. 4. For Questions 4 and 5, consider the following kinetic data for the decomposition of N2O4 into NO2. Temperature (oC) Specific-rate constant, k (s-1) -5 2.5 x 103 25 3.5 x 104 What is the rate law for this reaction? What is the numerical value of the activation energy (in kJ/mol) for this reaction?
A) Consider the reaction 2H3PO4→P2O5+3H2O Using the information in the following table, calculate the average rate of formation of P2O5 between 10.0 and 40.0 s. Time (s) 0 10.0 20.0 30.0 40.0 50.0 [P2O5] (M) 0 1.40×10−3 4.40×10−3 6.20×10−3 7.40×10−3 8.00×10−3 Express your answer with the appropriate units. B) Consider the reaction 5Br−(aq)+BrO−3(aq)+6H+(aq)→3Br2(aq)+3H2O(l) The average rate of consumption of Br− is 1.86×10−4 M/s over the first two minutes. What is the average rate of formation of Br2 during the same...
Consider the reaction: 2 Cr3+ (aq) + 3 104" (aq) + 10 OH(aq) --> 2 CrO42-(aq) + 3 103" (aq) + 5 H2O(1) For a given set of conditions, the rate of disappearance is of OH is (7.90x10^-4) mol-L-1.5-1 What is the rate of appearance of CrO42-(aq) in units of mol-L-1. s-l? Note: The red text below simply indicates that your answer must be expressed in normal scientific notation. Note: Your answer is assumed to be reduced to the highest...