For reaction,  H2 + Br2 = 2HBr, a proposed mechanism is given below, 1. Br2. = 2Br (fast) 2.Br + H2 = HBr + H (slow) 3.Br2 + H = HBr. + Br ( fast) 4. Br + Br = Br2 (fast) If above reaction  mechanism  is correct,  what will be the rate law for this reaction?

2. What is the rate law for the theoretical reaction 2 A + B C + 2 D? a. rate = K[A]² [B] b. It is impossible to determine from this information. c. rate= K[C][D]² d. rate = k[A][B]

Consider the rate data at a certain temperature for the reaction 2NO(g) +2H2(g) →N2(g)+2H2O(g) Experiment [H₂] (M) 1 0.200 2 3 DHONOM 0.200 0.400 Determine the order of the reaction with respect to hydrogen... 1 2 [NO] (M) 0.200 3 0.400 0.400 Rate (M/s) 2.06x10-4 8.24x10-4 1.65×10-3

Ⓒ Macmillan Learning Enter these data into the graphing tool and determine the value and units of the rate constant, k, for this reaction. Graphing Tool Add Row 10 total rows [A] [A] vs. t In[A] In[A] vs. t t (min) 0.0 2.0 4.0 6.0 1/[A] vs. t [A] (M) 1.00 0.66 0.43 0.28 1/[A] Clear All Data

The data for the reaction given NOCI (g) The following experimental data was measured for the reaction. Use the Method of Initial Rates to determine the rate law equation for this reaction 1 2 3 NO (g) + 1/2 Cl2₂ (g) [NO] [Cl₂] Initial Rate Experiment (mol.L-¹) (mol.L-¹) (mol.L-¹ s¯¹) 1.4x10-6 2.8x10-6 5.6x10-6 0.250 0.250 0.500 0.250 0.500 0.250 → 1. Determine the order of the reaction with respect to NO oxide 2. Determine the order of the reaction with respect to Cl₂ 3. What is the overall order of this reaction? 5. Calculate the value of the rate constant, k → 4. Select the correct rate law (rate equation) for this reaction: Rate =

g.

Consider the following reaction performed at K and the given concentration and rate data: A products Experiment [A] Rate of reaction (M) (M/s) 1 0.78 0.0026988 2 1.56 0.0053976 3 3.12 0.0107952 First determine the rate law and rate constant. Based on this information; if you set up a new experiment where the [A]. (initial concentration of A) was 1.33 M, what would the concentration of A be after 144 s? [A](M) = number (rtol=0.01, atol=1e-08) ?