Problem: The reaction for the formation of ammonia by direct combination is:      N2(g) + 3H2(g) ⇌ 2NH3(g)                                                                    ∆H = –92kJ Which operation will increase the yield of ammonia in the equilibrium mixture? A. Doubling the concentration of hydrogenB. Reducing the total pressureC. Raising the temperatureD. Increasing the reaction timeE. Adding a catalyst

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The reaction for the formation of ammonia by direct combination is:

     N2(g) + 3H2(g) ⇌ 2NH3(g)                                                                    ∆H = –92kJ

Which operation will increase the yield of ammonia in the equilibrium mixture?

A. Doubling the concentration of hydrogen

B. Reducing the total pressure

C. Raising the temperature

D. Increasing the reaction time

E. Adding a catalyst

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Based on our data, we think this problem is relevant for Professor Dixon's class at UCF.