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1. The kinetics of the following reaction have been studied: N2 + 3 H2 → 2 NH3 The rate of of appearance of NH3 was measured as ∆[NH3]/∆t = 9.00 x 10-2 mol L-1 s-1

(a) What is the rate of the reaction in mol L-1 s-1?

(b) What is ∆[N2]/∆t in mol L-1 s-1?

(c) What is ∆[H2]/∆t in mol L-1 s-1?

2. The initial rate of the reaction of species A and B A + 2 B → C was measured at a temperature of 25 °C for various initial concentrations of A and B. Data are collected in the table. Determine the rate equation from these data. What is the overall order of the reaction? What is the value of the rate constant? (Give the appropriate units of k.) Initial Concentrations, mol/L Initial Rate, Experiment [A] [B] mol L-1 s-1 1 0.250 0.250 1.80 x 10-4 2 0.500 0.250 7.20 x 10-4 3 0.250 0.500 3.60 x 10-4

1 The kinetics of the following reaction have been studied: N23 H2 2 NH3 The rate of of appearance of NH3 was measured as A[N

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