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How does a decrease in temperature affect the partial pressure of the underlined substance and the value of K for each of the following reactions?
(a) C(graphite) + 2H2(g) CH4(g) ∆H°= 275 kJ
(b) N2(g) + O2(g) 2NO(g) ∆H°= 181 kJ
(c) P4(s) + 10Cl2(g) 4PCl5(g) ∆H°= 1528 kJ
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- The value of Keq for the equilibrium N2 (g) + O2 (g) ⇌ 2 NO (g) is 4.2 × 10–31 at 27 °C. What is the value of Keq for the equilibrium below? 4 NO (g) ⇌ 2 N2 (g) + 2 O2 (g)An important industrial process for synthesizing the ammonia used in agricultural fertilizers involves the combination of N2 and H2:N2(g)+3H2(g)<--->2NH3(g) KC=4.367x108 at 66.30 degrees celsius What is the value of Kp of this reaction at 66.30 °C?Identify the correct relationship of Kc and Kp Kc=Kp Kc≠Kp Kc>Kp Kc
- Write an expression for the equilibrium constant for the formation of two moles of ammonia gas (NH3) from nitrogen and hydrogen in their standard states. N2(g) + 3 H2(g) 2 NH3(g)Required to answer. Single line text.Consider the following reaction and its value of ΔH°: N2O (g) + NO2 (g) ⇋⇋ 3 NO (g) ΔH° = 155.6 kJ How will the partial pressure of NO2 change if the volume of the system is increased? Select one: a. The partial pressure of NO2 will increase. b. The partial pressure of NO2 will decrease. c. The partial pressure of NO2 will not be affected.is amoxicillin trihydrate stable at 55 degrees celsius?
- Kc = 0.100 at a T = 300 K for the reaction: 2 NO2 (g) = N2O4 (g). Which of the following reactions does have a greater value of Kc? (Choose one option) a. 4 NO2 (g) = 2 N2O4 (g) b. N2O4 (g) = 2 NO2 (g) Options: 1. Reaction a has a greater Kc 2. Reaction b has a greater Kc 3. Reaction a and reaction b have the same value of Kc. 4. Insufficient information to answer this question.Calculate the numerical value of the Kp for: N2(g) + 3H2(g) ⇌2NH3(g) Kc=5.8x105 at 25°C. A. 9.7x102 B. 5.8x105 C. 3.5x108 D. 3.6x1012For the following reaction, Kp = 4.768 at 700o K. NOCl(g) ⇄ NO(g) + 1/2 Cl2(g) What is Kp for the reaction below at this same temperature? Cl2(g) + 2 NO(g) ⇄ 2 NOCl (g) Express your answer using at least two significant figures. Do not use scientific notation.
- A reaction has delta H = –56.3 kJ and delta S = +132 J/K. At 25℃ what is the value of delta G? Give the calculator answer. a. –3356.3 kJ b. –39808.1 kJ c. +16.5482 kJ d. –96.0518 kJ e. –59.6 kJ f. none of these g. +3243.7 kJAn important industrial process for synthesizing the ammonia used in agricultural fertilizers involves the combination of N2 and H2:N2(g)+3H2(g)2NH3(g) KC=4.163×108 at 63.04 ∘C What is the value of Kp of this reaction at 63.04 °C?Methane, ethyne and hydrogen form the following mixture at equilibrium. 2 CH4(g) ↔ C2H2(g) + 3 H2(g) To study this reaction mixture, a chemist analyzes a 4.0 L sealed flask at 1700°C. There are 0.46 mol of CH4(g), 0.64 mol of C2H2(g) and 0.93 mol of H2(g). What is the value of Kc for the reaction at 1700 oC?