The combustion of ethane is shown below.1 C2H6 (g) + 7/2 O2 (g)+ 2 CO2 (g) + 3 H20 (g) AH = +1559.7 kJWhich energy diagram corresponds to this process?-1559 kl-1559 kJА.Reaction coordinateВ.Reaction coordinateVE HA-1559 kJ-1559 kJС.Reaction coordinateD.Reaction coordinateА. АВ. ВO C. CD. DEnthalpyEnthalpy

The combustion of ethane is shown below. 1 C2H6 (g) + 7/2 O2 (g) → 2 CO2 (9) + 3 H20 (g) AHP = +1559.7 kJ Which energy diagram corresponds to this process? -1559 k -1559 k A. Reaction coordinate В. Reaction coordinate SE TA -1559 k -1559 k C. Reaction coordinate D. Reaction coordinate DA.A O B. B D D. D Enthalpy Enthalpy

The combustion of ethane is shown below. 1 C2H6 (g) + 7/2 O2 (g) → 2 CO2 (9) + 3 H20 (g) AHP = +1559.7 kJ Which energy diagram corresponds to this process? -1559 k -1559 k A. Reaction coordinate В. Reaction coordinate SE TA -1559 k -1559 k C. Reaction coordinate D. Reaction coordinate DA.A O B. B D D. D Enthalpy Enthalpy

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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M38.
N2(g) + 3H2 (g) = 2NH3 (g) AH°pn =-92 kJ Which of the following changes would cause the value of K for this reaction to increase? You can choose any combination of answers. Decreasing the volume of the reaction container. Heating the reaction container Cooling the reaction container Adding Helg) to the reaction container removing NH3(g) from reaction container.
1. Given the following decomposition reaction: PCI5 (g) 2 PCI3 (g) + Cl2 (g) Predict the resulting direction of the shift in equilibrium when... AH° = 92.5 kJ/mol a. the temperature is raised b. more chlorine gas is added to the reaction mixture C. some PCI3 is removed from the mixture d. the pressure on the gases is increased e. a catalyst is added to the reaction mixture
Consider the exothermic reaction: A (g) + B (s) → 2X (g) @ 25 °C a. Propose a change in VOLUME so that the equilibrium position shifts towards the REACTANTS. b. Propose a change in TEMPERATURE so that the equilibrium position shifts towards the PRODUCTS. c. Propose a change in [A] so that the equilibrium position shifts towards the PRODUCTS.
18. The thermochemical equation for the formation of ammonia from nitrogen and hydrogen is as follows: N2(g) + 3H2 (g) 5 2NH3 (g) AH=-92,2 kJ Given the system is initially at equilibrium, which of the following actions would cause the reaction to shift to the left? a. removing NH3 (g) b. removing H2 (g) c. decreasing the temperature d. adding a catalyst e. adding N2 (g)
following equilibrium reaction at 160.00 °C. If 0.420 atm of H2O2(g) is initially present, calculate the equilibrium partial pressures of H2(g), O2(g), and H2O2(g).
N8.
You are given the following: H2 (g) + Br2 (g) 2 HBr (g) Kp = 7.9 x 1011 H2 (g) 2 H (g) Kp = 4.8 x 10-41 Br2 (g) 2 Br (g) Kp = 2.2 x 10-15 What is Kp for the reaction shown below? H (g) + Br (g) HBr (g) Kp = ?
Consider the following equilibrium reaction: 2 NO (g) + O2 (g) ⇋⇋ 2 NO2 (g) What is the Kc expression? Select one: a. Kc=[NO2][NO][O2]Kc=[NO2][NO][O2] b. Kc=[NO2]2[NO]2+[O2]Kc=[NO2]2[NO]2+[O2] c. Kc=[NO]2[O2][NO2]2Kc=[NO]2[O2][NO2]2 d. Kc=2∗[NO2]2∗[NO][O2]Kc=2∗[NO2]2∗[NO][O2] e. Kc=[NO2]2[NO]2[O2]
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Consider the following endothermic reaction: 4 PCl5 (g) ⇋⇋ P4 (s) + 10 Cl2 (g) How will the amount of Cl2 be affected if the total pressure of the system is increased? Select one: a. The concentration of Cl2 will increase. b. The concentration of Cl2 will decrease. c. The amount of Cl2 will not change.