Consider these reactions: Reaction 1: H2 (9) + Cl2 (g) → 2HC1(g) AH = -184.6 kJ Reaction 2: 20F2(g) → 02 (g) + 2 F2(g) AH = -49.4 kJ Reaction 3: N2 (g) + 202 (g) → 2NO2 (g) AH=+66.4 kJ Use Reaction 2. How much energy (in kJ) is released when 56.0 g of oxygen difluoride decomposes? Answer: - kJ (enter a positive value)

Consider these reactions: Reaction 1: H2 (9) + Cl2 (g) → 2HC1(g) AH = -184.6 kJ Reaction 2: 20F2(g) → 02 (g) + 2 F2(g) AH = -49.4 kJ Reaction 3: N2 (g) + 202 (g) → 2NO2 (g) AH=+66.4 kJ Use Reaction 2. How much energy (in kJ) is released when 56.0 g of oxygen difluoride decomposes? Answer: - kJ (enter a positive value)

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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