Hint Check Answe estion 29 of 32 > Consider the equilibrium shown. PbBr(s) = Pb2+ (aq)...
Consider the equilibrium shown. PbBr (s)Pb2 (aq) +2 Br (aq) Kp 2.10 x 10-6 Determine the concentrations of Pb + and Br in a saturated solution of PbBr, in pure water (assume u = 0 M). Pb2 +10.0375 М [Br]= 0.0749 м Determine the concentrations of Pb+ and Br in a saturated solution of PbBr, in a solution with an ionic strength of 0.010 M. Pb2+1 0.010 М Br]= 0.02 м Determine the concentrations of Pb+ and Br in a...
Consider the equilibrium shown. PbBr_(s) = Pb2 + (aq) + 2 Br" (aq) Kop = 2.10 x 10-6 Determine the concentrations of Pb2+ and Br" in a saturated solution of PbBr, in pure water (assume = 0M). [Pb2+1 = 0.00806 M [Br") = 0.01612 Determine the concentrations of Pb2+ and Br" in a saturated solution of PbBr, in a solution with an ionic strength of 0.010 M [Pb2+] = 0.010 [Br") = 0.02 Determine the concentrations of Pb²+ and Br"...
Consider the dissolution equation of lead(II) chloride. PbCl2 (s) Pb2+ (aq) + 2 C1- (aq) Suppose you add 0.2331 g of PbCl2(s) to 50.0 mL of water. In the resulting saturated solution, you find that the concentration of Pb2+ (aq) is 0.0159 M and the concentration of Cl - (aq) is 0.0318 M. What is the value of the equilibrium constant, Ksp, for the dissolution of PbCl2? Answer:
Consider the reaction: Mg(OH)2 (s) = Mg(aq) + 2 OH- (aq) At equilibrium, a 1.0 L reaction vessel contains 5.3 moles of Mg(OH)2 and concentrations of 0.0080 M and 0.010 M of Mg and OH respectively. What is Kc for this equilibrium? Consider the reaction: N2 (g) + 3 Br(g) = 2 NBr) (g) At equilibrium, the concentrations of Nz and Bra are 0.34 M and 0.70 M respectively, and the concentration of NBrs is 0.090 M. What is Kc...
help 2. (4) Given: PbSO4(e)Pb2 (aq) + SO42 (aq) Calculate the equilibrium constant, if AGt for PbSO4(s) is-811 Kj/mole; for Pb2+ (aq) is 24.3 Kj/mole and for SO42 (ag) is -742 Kj/mole. Calculate the solubility of PbSO4, if the pH of the solution is 4.32 and the [NaHSO4] is 0.10 M. Ka for HSO4 1.02 x 10-2 1. (6) From this week's experiment, what would you expect the signs on ΔΗΡ and So for the observed reaction, Na2B O(OH)8 H2o...
Electrochemistry 1.Consider the Daniel Cell at the indicated molalities: Zn(s)|ZnSO4(aq, 0.100 M)||CuSO4(aq, 0.500 M)|Cu(s) a) Calculate the ionic strength I and mean activity coefficient (gamma+-) for each species, the latter using the Debye - Hückel limiting law, and compare this value to those found in the data tables (i.e., (gamma +-),ZnSO4 = 0.150 at 0.100 M; (gamma +-),CuSO4 = 0.0620 at 0.500 M). b) Calculate E using the molalities indicated in the above Cell...