a. Hydrogen cyanide is used in the manufacture of clear plastics such as Lucite andPlexiglas. It is prepared from ammonia and natural gas (CH4).2NH3 (g) + 302 (9) + 2CH4 (g) → 2HCN(g)+6H2O(g)The reaction evolves 939 kJ of heat per 2 mol HCN formed. Is the reactionendothermic or exothermic?endothermicexothermicb. If 4 mol ofHCN is produced, what is the value ofq?kJ

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a. Hydrogen cyanide is used in the manufacture of clear plastics such as Lucite and Plexiglas. It is prepared from ammonia and natural gas (CH4). 2NH3 (g) + 302 (9) + 2CH4 (9g) → 2HCN(g)+6H2O(g) The reaction evolves 939 kJ of heat per 2 mol HCN formed. Is the reaction endothermic or exothermic? endothermic exothermic b. If 4 mol of HCN is produced, what is the value of q? kJ

a. Hydrogen cyanide is used in the manufacture of clear plastics such as Lucite and Plexiglas. It is prepared from ammonia and natural gas (CH4). 2NH3 (g) + 302 (9) + 2CH4 (9g) → 2HCN(g)+6H2O(g) The reaction evolves 939 kJ of heat per 2 mol HCN formed. Is the reaction endothermic or exothermic? endothermic exothermic b. If 4 mol of HCN is produced, what is the value of q? kJ

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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