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Question 9 1 pts What is the reaction quotient (Q) for the equilibrium TISCN(s) Tit(aq) +...
What is the reaction quotient (Q) for the equilibrium CuSCN(s) Cu^+ (aq) + SCN^- (aq) when 0.3317 L of 2.000 times 10^-7 M Cu^+ is combined with 0.1018 L of 4.000 times 10^-7 M SCN^- in the presence of an excess of CuSCN(s)? A) 1.437 times 10^-14 B) 8.000 times 10^14 C) 2.701 times 10^-15 D) 6.232 times 10^-15 E) 1.503 times 10^-14
34. What is the reaction quotient, Q, for the equilibrium CuCl(s) = Cut(aq) + Cl-(aq) when 0.3746 L of 4.359 x 10-4M Cut is combined with 0.4926 L of 8.718 x 10-4M Cl- in the presence of an excess of CuCl(s)?
Question 10 1 pts For the reaction Cu2S(s) =2Cu* (aq) +52-(aq), the equilibrium concentrations are as follows: (Cut) = 1.0~10-5 M, [52-)- 10 x 10-2 M. The equilibrium constant is: 1.0 x 107 1.0 x 10-12 O 1.0x 10 % 1.0 x 107.
G-10 Assume the equilibrium constant K 1 for a reaction A + B 2 C. You prepare a solution that has the following initial concentrations. For each solution, calculate the reaction quotient Q and state if the concentrations of reactants and products will (increase, decrease, or stay the same). a) [A] 1 M, [B] 1M, [C] 2 M. b) [A] 2 M, [B] 1 M,(C] 1 M. Answers: Q 4 >K, [A, B] increase, [C] decreases Q=0.5 < K, [A,...
at must be the equilibrium concentration of Question 1 (5 pts). A. If the equilibrium concentration of Ce is 0.00010 M, what must be the oqu Cod in the solution? K (Ce (CO)) -59% 10%. (Answer: 3.9 x 10M] B. If the concentration of Ca?" of the solution in 1A is in will some CaCO, begin to precipitate? K (Caco) -1.3 x 10". (Hint: What is the the association of Caland Co, at these concentrations and how does that compare...
What are the equilibrium concentrations? Equation sheetincluded. 2. (10 pts) For the reaction (aq) the equilibrium constant is Kc 3.0 x 10's at 25 oC. If the initial concentration of IHA is 0.100 M, what are the equilibrium concentrations of HA, H3o and A"?
Canvas +→ COD cuvet Question 11 25 pts A reaction mixture of 4.00 mL of 0.00200 M SCN and 5.00 mL of 0.00200 M Fetis diluted to 10.00 mL with 0.1 MHNO, to form the blood-red FeNCS complex. The equilibrium molar concentration of the FeNCS?determined from a calibration curve, is 1.5 x 10 mol/L. Calculate the equilibrium constant for the reaction shown below. Fe3+ (aq) + SCN-(aq) + FENCS?+ (aq) HINT: Be sure to account for the dilutions of the...
Question 2 1 pts For the reaction Ag2S(s) = 2Ag+(aq) +52-(aq), what happens to the equilibrium position if the amount of silver ion is halved? O shifts to the left O doubles O does nothing O halves shifts to the right
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...
The answer is not 2.4 x 10^-9. Here is an example on how to do these type of problems. Use the References to access important values if needed for this question. When 22.0 mL of a 5.45*10-4 M ammonium sulfide solution is combined with 22.0 mL of a 1.76*10* Miron(II) nitrate solution does a precipitate form? yes (yes or no) For these conditions the Reaction Quotient, Q, is equal to Use the References to access important values if needed for...