For a Michaelis Menten reaction the following rate constants were observed: k1 =7x 10/M-sec k1=1x 103/sec k2 =2x 104/sec The value of Km is:

The reaction quotient is Q=1.6×10-26 Part B What pH is needed to produce this value of Q if the concentration and pressure values are [Br2]=2.50×10−4M , [Br−]=11.65M, [SO42−]=9.50M, and PSO2=3.50×10−5atm ? Express your answer numerically to two decimal places.

Consider the following reaction and its equilibrium constant: 12(g) 21(g) Kp = 0.209 atm A reaction mixture contains 0.89 atm 12 and 1.77 atm I. Which of the following statements is TRUE concerning this system?

Given the following data, determine the rate law for the reaction below. 2H2 (g) + 2NO(g) → 2H2O(g) + N2(g) Experiment 1 23 [H2] (M) [NO] (M) Initial Rate (M/s) 0.0369 0.0262 0.0248 0.1107 0.0262 0.0774 0.0369 0.0524 0.0992 Rate = k[H2][NO] Rate = k[H2][NO] Rate = k[NO]2 Rate = k[H2][NO]² Rate = k[H2][NO]

The units for the unimolecular reversible rate constant for the forward reaction are ○ M sec-1 sec M-1 sec-1 sec-1

When the following equation of a redox reaction in acidic solution is properly balanced, what are the coefficients for Cr2O72–, Fe2+ H+, Cr3+, Fe3+, and H2O, respectively?                   __Cr2O72–  +  __Fe2+  +  __H+ -->  __Cr3+  +  __Fe3+  +  __H2O           (A) 1, 3, 14, 2, 3, 7;           (B) 1, 6, 14, 2, 6, 7;           (C) 2, 10, 14, 2, 10, 7;           (D) 2, 12, 28, 4, 12, 14

Use the References to access important values if needed for this question. For the following reaction, 6.58 grams of water are mixed with excess diphosphorus pentoxide. The reaction yields 21.0 grams of phosphoric acid. diphosphorus pentoxide (s) + water (1) phosphoric acid (aq) What is the theoretical yield of phosphoric acid? grams What is the percent yield for this reaction? % Submit Answer Retry Entire Group more group attempts remaining 91

AG°xn=-28.6 kJ Given the following equation, H2O(g) + CO(g) → H2(g) + CO2(g) Calculate AG°n for the following reaction. -> 8 H2O(g) + 8 CO(g) 8H2(g) + 8 CO2(g) a -71.5 kJ b -3.57 kJ C +3.57 kJ d +228.8 kJ e -228.8 kJ O O O O O

Calculate AG for the below balanced redox reaction as written. You may find a list of standard reduction potentials useful. 3 12 (s) + 2 Al (s) → 61 (aq) + 2 Al3+ (aq) O-4.24 x 102 kJ/mol O-6.48 x 102 kJ/mol O -2.12 x 102 kJ/mol O-1.27 x 103 kJ/mol O-6.37 x 102 kJ/mol

Calculate the value of K for a reaction that has ΔG° = 37.6 kJ mol-1 at 37.0 °C.  (R = 8.3145 J mol-1 K-1) in kj/mol