. Sprint 7:04 PM 70% Exit Consider the following equation: Na2B4Oz(s) = 2 Na+(aq) + B40-2-(aq)...
The answer choices are ksp= (x)^2, 4(x)^3, 2(x)^3, or 2(x)^3 . and for the second part the choices are = 0,1,-x Question 1 0.5 pts Consider the following equation: Na2B407(s) = 2 Nat(aq) + B40-2-(aq) If you start with enough sodium tetraborate to make the reaction continue to equilibrium, and with O M Nat and OM B4072, what is the Ksp expression, in terms of "x" values? Ksp = (Select] [Select]
2. Create the equation of a line by substituting AG° = AH° – TASinto the equation AG° = -RT ln(Kc), and solve for In (Kc). In(K) AH° R -(T) + AS In(Kc) = -AH°R(T) + AS°R In(K) ΔΗ R (1) + AS R In(K) = AH° R (1) AS° R 1. Fill out the missing parts of the following ICE table using the drop-down menus provided. 11 Na2B407(s) 2 Na+ (aq) + B40-2-(aq) Nat B₂O2- Na2B407 enough Initial O O...
Consider the reaction. Fe (SO )3(aq) + 6 NaOH(aq) — 2 Fe(OH),(s) + 3 Na, SO, (aq) What is the total ionic equation for the reaction? - O2 Fe3+ (aq) + 6 OH(aq) 2 Fe(OH),(s) O2 Fe(aq) + 3 so (aq) + 6 Na+ (aq) + 6 OH(aq) - 6 Na' (aq) + 3 50- (aq) O2 Fe3+ (aq) + 3 so (aq) + 6 Na+ (aq) + 6 OH(aq) — 2 Fe(OH),(s) + 6 Na+ (aq) + 3 SO-(aq)...
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:
Predict Precipitation Question Consider the following equilibrium: Ag, PO, (s) 3 Ag (aq) + PO(aq) If the concentration of the Ag ion at a certain point is 6.3 x 10 M, and Ksp=9.1 x 104, will a precipitate form? - Select the correct answer below: Oyes, because Q> K yes, because Q < K no, because o> K no, because < K Predict Precipitation Question Consider the following equilibrium: Ag, PO, (s) 3 Ag (aq) + PO(aq) If the concentration...
. AT&T 8:47 PM 67% Exit In the reaction 3Cu(s) + 8HNO3(aq) → 3Cu(NO3)2(aq) + 4H2O(l) + 2NO(g) 6.3 g of Cu and 100.0 mL of 1.0 M HNO3 are combined. Which of the following statements is true? O 0.080 mol H2O is produced O Cu and HNO3 are present in stoichiometric amounts; neither is in excess. O Cu is the limiting reagent, and 0.062 mol HNO3 does not react. O HNO3 is the limiting reagent, and 0.062 mol Cu...
(7. Consider the reaction as follows: Na2SO4(aq) + BaCl2(aq) → BaSO4(s) + 2 NaCl(aq) A 1.00-mol sample of sodium sulfate was placed into the barium chloride aqueous solution to make solid barium sulfate. (a) How many gram of sodium sulfate was placed into the reaction solution? (b) What is the maximum mass of NaCl formed? (c) If 78.9 g of NaCl was obtained, what was the percent yield of NaCl? 3. How many liters of 0.186 M of NaOH (aq)...
Consider the following equilibrium reaction: CaCO3 (s) + CO2 (g) + H2O (l) ⇌ 2 HCO3- (aq) + Ca2+ (aq) Which of these species should be included in the equilibrium constant expression (K) for this reaction? Select all that apply A.) Ca2+ (aq) B.) CaCO3 (s) C.) H2O (l) D.) CO2 (g) E.) HCO3- (aq)
Consider the following balanced chemical equation. 2 K3PO4 (aq) + 3 MgBr2(aq) + Mg3(PO4)2(s) + 6 KBr (aq) A 91.06 mL sample of 0.313 M K3PO4 is mixed with 63.81 mL of 1.972 M MgBr2. After reaction, what is the concentration of the excess reactant (in M)?
Consider the following balanced chemical equation. Mg(s) + 2 HCl(aq) → MgCl2 (aq) + H2 (8) When 61.42 mL of 1.44 M HCl reacts at 1.14 atm and 315 K, what volume (in L) of H2 forms?