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12. The value of AH° for the reaction below is -126 kJ. The amount of heat that is released by the reaction of 25.0 g of Na,0, with water is 2 Na202(s) + 2 H2O (I) → 4 NaOH(s) + O2 (g) kJ. a. 80.8 b. 40.4

12. The value of AH° for the reaction below is -126 kJ. The amount of heat that is released by the reaction of 25.0 g of Na,0, with water is 2 Na202(s) + 2 H2O (I) → 4 NaOH(s) + O2 (g) kJ. a. 80.8 b. 40.4

Chemistry
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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Answer question 12&13. Give only the important solutions.

12. The value of AH° for the reaction below is -126 kJ. The amount of heat that is released by the reaction of 25.0 g of Na,0, with water is 2 Na2O2(s) + 2 H2O (I) → 4 NaOH(s) + O2 (g) kJ. a. 80.8 b. 40.4 С. 20.2 d. 67.5 13. The value of AH° for the reaction below is +128.1 kJ: CH,OH(1) → C0(g)+2H,(g) How many kJ of heat are consumed when 15.5 g of CH,OH(1) decomposes as shown in the equation? а. 1.3х102 b. 0.48 С. 62.0 d. 32
Transcribed Image Text:12. The value of AH° for the reaction below is -126 kJ. The amount of heat that is released by the reaction of 25.0 g of Na,0, with water is 2 Na2O2(s) + 2 H2O (I) → 4 NaOH(s) + O2 (g) kJ. a. 80.8 b. 40.4 С. 20.2 d. 67.5 13. The value of AH° for the reaction below is +128.1 kJ: CH,OH(1) → C0(g)+2H,(g) How many kJ of heat are consumed when 15.5 g of CH,OH(1) decomposes as shown in the equation? а. 1.3х102 b. 0.48 С. 62.0 d. 32
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