6. Consider the following equilibrium: HC,HOHC,04+H0 K-5.8 x 102M at 25 °C If the solution initially...
201 15 Review Constants 1 Pariodic Table Consider the following reaction: HC,H,O, (aq) + H2O(l) - H30* (aq) + C,H,O, (ag) K = 1.8 x 10-5 at 25°C Part A If a solution initially contains 0.240 M HC,H,O,, what is the equilibrium concentration of H, 25°C? Express your answer using two significant figures. 0 AED + RO ? (H20*)= Submit Request Answer Provide Feedback
Consider 0.47 M solution of benzoic acid, HC,H,O, K, -6.4x10%) Mark the major species in the solution DHC,H,O, CH 0,1 DHO er Complete the following table (in terms of "x", the amount of bene acid which reacts). Minus signs must be included, omit positive signs and omit molarity units they are assumed). HC,H,O, C,H,O, Equilibrium 0.47 - X Determine the equilibrium concentration of C,H,O, Calculate the pH of the solution
6,7,8) Consider the following equilibrium: CO(g) + Br2(g) = COBr(9) K=12.0 at 85°C Initially, the concentration of CO is 0.10 M and Br2 is 0.40 M. What are all the equilibrium concentrations? CO I Bra I COR. in
6) Calculate the equilibrium constant K at 25°C for the the equilibrium constant K at 25°C for the following reaction for the standard cell potential: (points) (AFE-R7 In K, F-96485 Címol,R-8.37 J/molk) Pb2+ (aq) + Fe(s) S Pb(s) + Fe?*(aq) 7) Calculate the cell potential of the following cell at 25°C. (7 points) Fe(s)| Fe?"(aq) (1.1 M) || Cu?"(aq) (0.50 M) Cu(3) Ecall-E Call - 0.0592/n logo
A mixture initially contains A, B, and equilibrium is established: in the following concentrations: A -0.700 M B -0.700 M. and C -0.300 M. The following reaction occurs and A + 2BC Calculate the value of the equilibrium constant, Ke. At equilibrium, (A=0.500 M and C=0.500 M Express your answer numerically. View Available Hints) 80 AED ROB ? K-5.16 Submit Previous Answers X Incorrect; Try Again; 5 attempts remaining
6) Distrubuting Equilibrium a) The equilibrium constant, K, for the following reaction is 10.5 at 350 K 2CH2Cl2(g)CH4(g + CCl4(g) An equilibrium mixture of the three gases in a 1.00 L flask at 350 K contains 5.32x10-2 M CH2C2, 0.172 M CH4 and 0.172 M CCI4. What will be the concentrations of the three gases once equilibrium has been reestablished, if 9.58x102 mol of CH4(g is added to the flask? CH2Cl2l [CH4 [CCI4] b) The equilibrium constant, K, for the...
1. Write the dissociation reaction and the corresponding K, equilibrium expression for each of the following )HCN bHOC.H 2. You may need Table 14.2 to answer the following questions a) Which is the stronger base, CT or HO b) Which is the stronger base, HiO or NO? c) which is the stronger base, Cr or OCH,7 3. Calculate the [H"1 of each of the following solutions at 25 C. Identity each solution as neutral, acidic, or basic. a) [OH] ....
For the diprotic weak acid H2A, K.1 = 3.3 x 10-6 and K 2 = 7.1 x 10-9 What is the pH of a 0.0550 M solution of H,A? pH = What are the equilibrium concentrations of H, A and A?- in this solution? [H, A] = [A?-) =
Consider the following reaction: HC2H3O2(aq)+H2O(l)⇌H3O+(aq)+C2H3O−2(aq) Kc=1.8×10−5 at 25∘C If a solution initially contains 0.180 M HC2H3O2, what is the equilibrium concentration of H3O+ at 25∘C? Express your answer using two significant figures.
The following reaction was carried out in a 3.75 L reaction vessel at 1100 K: C(s)+H2O(g)⇌CO(g)+H2(g) If during the course of the reaction, the vessel is found to contain 8.50 mol of C, 12.7 mol of H2O, 4.00 mol of CO, and 6.20 mol of H2, what is the reaction quotient Q? Enter the reaction quotient numerically. Q = Consider the reaction CO(g)+NH3(g)⇌HCONH2(g), Kc=0.810 If a reaction vessel initially contains only CO and NH3 at concentrations of 1.00 M and 2.00...