What is the correct equilibrium expression, Kc, for the equation: 2 Fe2O3 (s) + 3 C (s) 4 Fe (s) + 3 CO2 (g)? Explain why.
a. K = [Fe2O3]2 [C]3/ [Fe]4 [CO2]3
b. K = [Fe]4 [CO2]3 / [Fe2O3]2 [C]3
c. K = [CO2]3
d. K = 1 / [CO2]3
What is the correct equilibrium expression, Kc, for the equation: 2 Fe2O3 (s) + 3 C...
2. Determine: 2 Fe2O3 (s) + 3 C(s) + 3 CO2 (g) + 4 Fe (s) Given: 2 Fe (s) + 3/2 O2 (g) → Fe2O3 (s) C(s) + 1/2 O2 (g) → CO (g) CO (g) + 1/2 O2 (g) → CO2 (g) AH = -822.2 kJ AH = -110.5 kJ AH = -283.0 kJ
Which is the correct equilibrium constant expression for the following reaction? 2 NaHCO3(s) Na2CO3(s) + CO2(g) + H2O(g) O A. Kc=[Na2CO3] / [NaHCO3)2 O B. Kc = [NaHCO3] 2 / [Na2CO3][ CO2][ H20] O C. Kc = [ CO2][ H20] OD. Kc = [Na2CO3][ CO2][ H20] / [NaHCO3)2
Which is the correct equilibrium constant expression for the following reaction? 2 NaHCO3(s) +- Na2CO3(s) + CO2(g) + H2O(g) O A. Kc = [Na2CO3]/[NaHCO3)2 O B. Kc = [NaHCO3]2/[Na2CO3][ CO2][ H20] OC. Kc = [CO2][ H20]
a. What is the equilibrium constant expression for the reaction: 3 Fe (s) + 4 H2O (g) + Fe3O4 (s) + 4 H2 (g) b. The equilibrium constant, Kc, for the reaction 2 NOCI (9) ++ 2 NO (g) + Cl2 (g) is 2.4 x 10-7. What is the Kc for the reaction: 1/3 Cl2 (g) + 2/3 NO (g) ++2/3 NOCI (g)
b Using the equation: Fe2O3(s) + 3 CO(g) + 2 Fe(s) + 3 CO2(g) How many moles of Fe2O3 are required to produce 45.9 mol of Fe? How many grams of CO are required to produce 45.9 mol of Fe? 1 pt nFe2O3) - mol 1 pt m(CO) -
2) For the chemical reaction CO2(g) + H2O(0) 5 H2CO3(aq) give the correct expression for Kc, K, and K, or explain why such an expression cannot be given. [12 points) 3) Give the formation reaction for potassium hydrogen carbonate (KHCO3(s)). (6 points)
The reaction of iron ore with carbon follows the equation: 2 Fe2O3+ 3 C 4 Fe+3 CO2 3. How many grams of Fe can be produced from a mixture of 200 g of Fe2O3 and 300. g of C?
pkease answer all 1. At 1000 K, the Ky value is 19.9 for the reaction: Fe2O3(s) + 3 CO (8) - 2 Fe (s) + 3 CO2(g). What are the equilibrium pressures of CO and CO2 if 10 grams of iron (III) oxide and a 0.978 atm initial partial pressure of CO are placed in a flask? a. Write the equilibrium expression, Kp, for the balanced chemical reaction: b. Determine the initial concentrations/pressure of each species present: Fe2O3(s) + 3...
6. What is the equilibrium constant expression for the following equilibrium? 3Fe(s) + 4H2O16) 5 Fe3O4(s) + 4H2(B) A. K = [H21 B. K = H21 [H20] C. K = [H21 [H2O]" D. K = [Fe2O3][H214 [Fe][H20]
2) For the chemical reaction CO2(g) + H2O(l) = H2CO3(aq) give the correct expression for Kc, K, and K, or explain why such an expression cannot be given. [12 points)