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Chemistry

Chapter 1 - Transition Elements and Iron Metallurgy

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Quiz

Lesson 1: Chemical Reaction Rates and Le Chatelier’s Principle — Lesson quiz

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1.
For the exothermic Haber-Bosch reaction N₂(g) + 3 H₂(g) ⇌ 2 NH₃(g) (ΔH = -92 kJ), which change increases the equilibrium constant Kc?
Lowering the temperature of the system
Increasing the total pressure
Adding an iron catalyst
Increasing the concentration of nitrogen gas