The Ostwald process for the commercial production of nitric acid involves three steps: 4 NH3(g) + 5 O2(g) ® 4 NO(g) + 6 H2O(g) 2 NO(g) + O2(g) ® 2 NO2(g) 3 NO2(g) + H2O(l) ® 2 HNO3(aq) + NO(g)   A. Calculate the ΔH°, ΔS°, ΔG°, and K (at 298 K) for each of the three steps in the Ostwald process. B. Calculate the temperature at which equilibrium happens for the first step. Is the temperature low or high? Why?  C. Calculate the equilibrium constant for the temperature calculated in b + 50 degrees.

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Q: 2 ClO2 (g)   +  2 TiCl4 (l)    →     2 TiO2 (s)   +   5 Cl2 (g)         Delta H =  – 343.8 kJ when…

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Q: Consider the following reaction: 2 O3(g)  →  3 O2(g)    ΔS∘∘ = 137.4 J/K;  ΔH∘∘ = −285.4 kJ…

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Q: 2 O3(g) → 3 O2(g) ΔS∘∘ = 137.4 J/K; ΔH∘∘ = −285.4 kJ Calculate ΔG∘∘ at 55°C and determine…

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Q: the decomposition of ammonia to nitrogen and hydrogen gas. Substance S° (J/mol · K) H2(g) 130.7…

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Q: For a particular reaction, ΔH∘=20.1 kJ and ΔS∘=45.9 J/K. Assuming these values change very little…

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Q: For the reaction at 298 K, the values of H and S are 58.03 kJ and 176.6 J/K, respectively. What is…

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Q: Which of the following is spontaneous at SATP?

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