15. The combustion of methane, CH4, releases 890.4 kJ/mol according to the reaction: CH4(g) + 20z(g) → CO2 (g) + 2H20 (l); AH = - 890. 4 kJ How much energy is given off when 2.00 mol of CHa are burned? How much energy is released when 22.4 g of CHa is burned? If you were to attempt to make 45.0g of methane from CO2 and H20 (with O2 also being made), how much energy would be required? i. ii. ii.

15. The combustion of methane, CH4, releases 890.4 kJ/mol according to the reaction: CH4(g) + 20z(g) → CO2 (g) + 2H20 (l); AH = - 890. 4 kJ How much energy is given off when 2.00 mol of CHa are burned? How much energy is released when 22.4 g of CHa is burned? If you were to attempt to make 45.0g of methane from CO2 and H20 (with O2 also being made), how much energy would be required? i. ii. ii.

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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