Question 4: (a) (5 points) For the reaction 2 A(aq) = 2 B(aq) + C(aq), the...
(a) For the reaction 3 A(g) ⇋ B(g) + 2 C(g), we start off with just pure A(g) (there is no B(g) or C(g)). When we reach equilibrium, the sum of the partial pressures of B(g) and C(g) is 9.74 atm. The equilibrium constant for this reaction is 12.2 . What is the partial pressure of A(g) at equilibrium? What was the initial pressure of A(g)? (b) What mass of phosphoric acid can we produce by the following reaction ...
For the reaction 3 A(g) ⇋ B(g) + 2 C(g), we start off with just pure A(g) (there is no B(g) or C(g)). When we reach equilibrium, the sum of the partial pressures of B(g) and C(g) is 9.34 atm. The equilibrium constant for this reaction is 14.1 . What is the partial pressure of A(g) at equilibrium? What was the initial pressure of A(g)?
For the reaction 3 A(g) ⇋ B(g) + 2 C(g), we start off with just pure A(g) (there is no B(g) or C(g)). When we reach equilibrium, the sum of the partial pressures of B(g) and C(g) is 8.18 atm. The equilibrium constant for this reaction is 13.6 . What is the partial pressure of A(g) at equilibrium? What was the initial pressure of A(g)?
For the reaction 2 A(aq) <--->B(aq) + 2 C(aq), the value of ∆G is -3.33 kJ when the concentrations of A(aq), B(aq), and C(aq) are 0.333 M, 0.555 M, and 0.666 M. What is the value of the equilibrium constant for this reaction? The temperature is 25.0◦C.
Question 9: (a) For the reaction 2 A(aq) ⇋ 2 B(g) + C(g), the equilibrium constant is 5.13 at 25.0oC. If the concentrations of B(aq) and C(aq) are each 0.245 M, what concentration of A(aq) is required to have a ΔG value of -10.0 kJ/mol? (b) To a 89.8 mL aqueous solution of NaOH, we add an excess of Mn(NO3)2 and produce 0.086 g of Mn(OH)2(s). What was the original pH of the NaOH solution?
For the reaction 2 A(aq) ⇋ 2 B(g) + C(g), the equilibrium constant is 5.20 at 25.0oC. If the concentrations of B(aq) and C(aq) are each 0.278 M, what concentration of A(aq) is required to have a ΔG value of -10.0 kJ/mol?
(a) For the reaction 2 A (aq) ⇋ 2 B (g) + C (g), the equilibrium constant is 4.78 at 25.0oC. If the concentrations of B (aq) and C (aq) are both equal to 0.371 M, what concentration of A (aq) is necessary to have a value for ΔG of -10.0 kJ / mol? (b) We have a buffer solution which is produced after the addition of 11.9 g of Ca (OH) 2 to 1,000 L of a 0.555 M...
(a) For the reaction 2 A(aq) ⇋ 2 B(g) + C(g), the equilibrium constant is 5.35 at 25.0oC. If the concentrations of B(aq) and C(aq) are each 0.228 M, what concentration of A(aq) is required to have a ΔG value of -10.0 kJ/mol? (b)To a 88.8 mL aqueous solution of NaOH, we add an excess of Mn(NO3)2 and produce 0.074 g of Mn(OH)2(s). What was the original pH of the NaOH solution?
(a) For the reaction 2 A(aq) ⇋ 2 B(g) + C(g), the equilibrium constant is 5.04 at 25.0oC. If the concentrations of B(aq) and C(aq) are each 0.256 M, what concentration of A(aq) is required to have a ΔG value of -10.0 kJ/mol? (b) To a 88.8 mL aqueous solution of NaOH, we add an excess of Mn(NO3)2 and produce 0.076 g of Mn(OH)2(s). What was the original pH of the NaOH solution?
(a) For the reaction 2 A(aq) ⇋ 2 B(g) + C(g), the equilibrium constant is 5.51 at 25.0oC. If the concentrations of B(aq) and C(aq) are each 0.234 M, what concentration of A(aq) is required to have a ΔG value of -10.0 kJ/mol? (b) To a 88.8 mL aqueous solution of NaOH, we add an excess of Mn(NO3)2 and produce 0.076 g of Mn(OH)2(s). What was the original pH of the NaOH solution?