H₂ gas and N₂ gas were placed in a rigid vessel and allowed to reach equilibrium in thepresence of a catalyst according to the following equation.3 H₂(g) + N2(g) = 2 NH3(g) AH = -92 kJ/molrxnThediagrambelow shows how the concentration of H₂, N₂ and NH3 in this system changed over time.ConcentrationNH,Time1₁12Which of the following was true for the system between time t₁ and time t₂?(A) The concentration of N₂ decreased.(B) The temperature of the system decreased.(C) The number of effective collisions between H₂ and N₂ was zero.(D) The rates of the forward and reverse reactions were equal.

Equilibrium is a condition at which there is no net change in reactant and product concentrations…

Concentration N₂ NH, Time Which of the following was true for the system between time t, and time t₂? (A) The concentration of N₂ decreased. (B) The temperature of the system decreased. (C) The number of effective collisions between H₂ and N₂ was zero. (D) The rates of the forward and reverse reactions were equal.

Concentration N₂ NH, Time Which of the following was true for the system between time t, and time t₂? (A) The concentration of N₂ decreased. (B) The temperature of the system decreased. (C) The number of effective collisions between H₂ and N₂ was zero. (D) The rates of the forward and reverse reactions were equal.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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