to t o 10. What is the equilibrium constant of the following reaction at 25°C? 1(s)...
The equilibrium constant for the reaction Agl(s) — Ag+ (aq) +1 (aq) is the solubility product constant, Ksp = 8.3 x 10-17 at 25°C. Calculate AG for the reaction when [Ag+]=1.5 x 10-3 M and [Br] =1.5 x 10-2 M. Is the reaction spontaneous or nonspontaneous at these concentrations? AG = 98 kJ/mol, spontaneous AG = 92 kJ/mol, nonspontaneous AG = -65 kJ/mol, spontaneous AG = 65 kJ/mol, nonspontaneous AG = -92 kJ/mol, spontaneous
1 What is the equilibrium constant for a reaction at temperature 89.1 °C if the equilibrium constant at 22.6 °C is 49.93? For this reaction, ΔrH = -21.1 kJ mol-1 . 2 What is the ΔrG° for the following reaction (in kJ mol-1)? C6H12O6(s, glucose) + 6 O2 (g) ⇌6 CO2 (g)+ 6 H2O (l) 3 What is the ΔrG° for the following reaction (in kJ mol-1)? 2 NO2 (g) ⇌N2O4 (g) 4 What is the ΔrG for the following...
If the equilibrium constant (Keq) for a reaction (CaCO3(s) → Ca2+ + CO32-) at 25 °C is 3.3*10-9, what is the ΔG° for the reaction (round your answer to the nearest kJ/mol)?
Consider the following reaction and its AGⓇ at 25 °C. Mg(s) + Ni2+(aq) — Mg2+(aq) + Ni(s) AG° = -408.0 kJ/mol Calculate the standard cell potential, Ecell, for the reaction. Fo Celi Calculate the equilibrium constant, K, for the reaction.
Determine the equilibrium constant (Keq) at 25°C for the reaction?Cl2(g) + 2Br- (aq) -> Cl- (aq) + Br2(l)A. 1.5 × 10-10 B. 6.3 × 109 C. 1.3 × 1041 D. 8.1 × 104 E. 9.8
(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?
(a) For the reaction 2 A(aq) ⇋ 2 B(g) + C(g), the equilibrium constant is 5.96 at 25.0oC. If the concentrations of B(aq) and C(aq) are each 0.224 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 0.088 g of Mn(OH)2(s). What was the original pH of the NaOH solution?
Given the thermodynamic data below, determine the equilibrium constant for the following two reactions at 25 oC. Predict what will happen to ΔG, how the direction of the reaction will shift, and how the spontaneity will be affected when more BaSO4(s) is added to reaction a), and more NH4+(aq) is added to reaction b). Substance ∆Gof(kJ/mol) Substance ∆Gof(kJ/mol) Substance ∆Gof kJ/mol) BaSO4(s) –1353.1 SO42–(aq) –741.99 NH3(aq) –26.5 Ba2+(aq) –560.66 OH–(aq) –157.30 H2O(l) –237.2 NH4+(aq) –79.5 a. BaSO4(s) ⇌ Ba2+(aq) +...