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Please use the values in the resources listed below instead of the textbook values. Complete the...
Please use the values in the resources listed below instead of the textbook values. Hydrogen is...
Please use the values in the resources listed below instead of the textbook values. Hydrogen is prepared commercially by the reaction of methane and water vapor at elevated temperatures. CH4(g) + H2O(g) equilibrium reaction arrow 3 H2(g) + CO(g) What is the equilibrium constant for the reaction if a mixture at equilibrium contains gases with the following concentrations? CH4 = 0.142 M, H2O = 0.321 M, H2 = 1.29 M, CO = 0.142 M, at 762°C
Please use the values in the resources listed below instead of the textbook values. 14 The...
Please use the values in the resources listed below instead of the textbook values. 14 The pH of a 0.59 M solution of HF is 1.72. Determine K, for HF from these data. (Assume K. = 1.01 X 10% 0.00062 x Supporting Materials Periodic Table Supplemental Data Constants and Factors Additional Materials Section 14.3
Please use the values in the resources listed below instead of the textbook values. For each...
Please use the values in the resources listed below instead of the textbook values. For each reaction listed, determine its standard cell potential (in V) at 25°C and whether the reaction is spontaneous at standard conditions. (a) Co2+ (aq) + Pb(s) Co(s) + Pb2+ (aq) E cell = 0.15x v (b) Co(s) + Mg2+ (aq) cell = -2. 09 Co2+ (aq) + Mg(s) V (c) Ag(s) + CO(NO3)3(aq) AgNO3(aq) + Co(NO3)2(aq) cell = v (d) 2 Al(s) + 3 Cu(NO3)2(aq)...
Please use the values in the resources listed below instead of the textbook values. what are...
Please use the values in the resources listed below instead of the textbook values. what are the pH and pOH of a solution of 0.0036 M HCI, which ionizes completely? (Assume Kw-1.01x10-14.) pH49 2.4 pOH 4011.6
Please use the values in the resources listed below instead of the textbook values. The pH...
Please use the values in the resources listed below instead of the textbook values. The pH of 0.50 M solution of Hris 1.76. Determine K, for HF from these data (Assume K -1.0110 ) Supporting Materials Periodic Table Supplemental Data Constants and Factors Additional Materials Section 14,3 Submit Answer Practice Another Version -/10 points OSGENCHEM1 14.3.P.076. | о му The pH of a 0.125 mM solution of the alkaloid yohimbine is 8.76. Determine K for yohimbine from these data. (Assume...
Reaction High 12... Chege X-0.50 Code The following our 25. che Did you remember to use...
Reaction High 12... Chege X-0.50 Code The following our 25. che Did you remember to use the stoichiometry of the reaction to determine the relative changes in concentration for the different substances? Need Help? Master - 1 points WAS OSGENCHEM1 13.4.WA.002. My Notes Ask Your Teacher The equilibrium constant Ke for the reaction below is 3.92 x 10-6 at 178°C. COC12(o)=CO(9) + C12() COCl2 at an initial concentration of 6.66 x 10-2 M is placed into an empty reaction vessel...
answer all DIRECTIONS: A COMPLETE THE ANSWER SHEET: Write your name. banner id # and the...
answer all
DIRECTIONS: A COMPLETE THE ANSWER SHEET: Write your name. banner id # and the date in the space the scantron. All answers must be on the seantron and this exam. Read each item carefully select the word phrase or expression that best completes the fest item. Indicate the answer by blackening the appropriate space on your answer sheet You MUST erase completely to receive credit for an erased item. This AND the scantron must be turned in. All...
5) Determine the value of Kc for the following reaction if the equilibrium concentrations are as...
5) Determine the value of Kc for the following reaction if the equilibrium concentrations are as follows: [NO2]eq = 0.85 M and [NO]eq=0.38 M. 2 NO2(g) - N2048) A) 2.2 B) 1.9 C) 0.022 D) 0.22 E) 0.53 6) Which of the following statements is true? A) If Q=K, it means the reaction is not at equilibrium. B) If Q<K, it means the forward reaction will proceed to the right) to form more reactants. C) IFO <K, it means the...
Which of the following expressions is the correct equilibrium-constant expression for the reaction below? 200(g) =...
Which of the following expressions is the correct equilibrium-constant expression for the reaction below? 200(g) = CO2(g) + C(s) A. [CO][C]/[CO] B. K [CO] C. [CO] / [CO2) D. [CO]/[CO] E. 2[CO] /[CO][C] In which of the following reactions would increasing pressure at constant temperature not change the concentrations of reactants and products, based on Le Châtelier's principle? ООООО A. 2N, () + 0,02N,0 () B. N.O. (g) 2NO, (g) C. N2(g) + 3H2(g)2NH3 (9) D. N2 (9) + 202...
really need help as soon as possible please 6. (8 points, 2 points each) Consider the...
really need help as soon as possible please
6. (8 points, 2 points each) Consider the following reaction: Fe304(s) CO(g) + 3 Fe(s). CO2(g) AH +35.9 k) Circle the change expected for each of the following to reestablish equilibrium: a. Add CO2 to the equilibrium mixture form more form more no change products reactants b. Compress the equilibrium mixture at constant temperature. (smaller volume) form more form more no change products reactants c. Heat the equilibrium mixture form more form...
Please use the values in the resources listed below instead of the textbook values. 14 The pH of a 0.59 M solution of HF is 1.72. Determine K, for HF from these data. (Assume K. = 1.01 X 10% 0.00062 x Supporting Materials Periodic Table Supplemental Data Constants and Factors Additional Materials Section 14.3
Please use the values in the resources listed below instead of the textbook values. For each reaction listed, determine its standard cell potential (in V) at 25°C and whether the reaction is spontaneous at standard conditions. (a) Co2+ (aq) + Pb(s) Co(s) + Pb2+ (aq) E cell = 0.15x v (b) Co(s) + Mg2+ (aq) cell = -2. 09 Co2+ (aq) + Mg(s) V (c) Ag(s) + CO(NO3)3(aq) AgNO3(aq) + Co(NO3)2(aq) cell = v (d) 2 Al(s) + 3 Cu(NO3)2(aq)...
Please use the values in the resources listed below instead of the textbook values. what are the pH and pOH of a solution of 0.0036 M HCI, which ionizes completely? (Assume Kw-1.01x10-14.) pH49 2.4 pOH 4011.6
Please use the values in the resources listed below instead of the textbook values. The pH of 0.50 M solution of Hris 1.76. Determine K, for HF from these data (Assume K -1.0110 ) Supporting Materials Periodic Table Supplemental Data Constants and Factors Additional Materials Section 14,3 Submit Answer Practice Another Version -/10 points OSGENCHEM1 14.3.P.076. | о му The pH of a 0.125 mM solution of the alkaloid yohimbine is 8.76. Determine K for yohimbine from these data. (Assume...
Reaction High 12... Chege X-0.50 Code The following our 25. che Did you remember to use the stoichiometry of the reaction to determine the relative changes in concentration for the different substances? Need Help? Master - 1 points WAS OSGENCHEM1 13.4.WA.002. My Notes Ask Your Teacher The equilibrium constant Ke for the reaction below is 3.92 x 10-6 at 178°C. COC12(o)=CO(9) + C12() COCl2 at an initial concentration of 6.66 x 10-2 M is placed into an empty reaction vessel...
answer all
DIRECTIONS: A COMPLETE THE ANSWER SHEET: Write your name. banner id # and the date in the space the scantron. All answers must be on the seantron and this exam. Read each item carefully select the word phrase or expression that best completes the fest item. Indicate the answer by blackening the appropriate space on your answer sheet You MUST erase completely to receive credit for an erased item. This AND the scantron must be turned in. All...
5) Determine the value of Kc for the following reaction if the equilibrium concentrations are as follows: [NO2]eq = 0.85 M and [NO]eq=0.38 M. 2 NO2(g) - N2048) A) 2.2 B) 1.9 C) 0.022 D) 0.22 E) 0.53 6) Which of the following statements is true? A) If Q=K, it means the reaction is not at equilibrium. B) If Q<K, it means the forward reaction will proceed to the right) to form more reactants. C) IFO <K, it means the...
Which of the following expressions is the correct equilibrium-constant expression for the reaction below? 200(g) = CO2(g) + C(s) A. [CO][C]/[CO] B. K [CO] C. [CO] / [CO2) D. [CO]/[CO] E. 2[CO] /[CO][C] In which of the following reactions would increasing pressure at constant temperature not change the concentrations of reactants and products, based on Le Châtelier's principle? ООООО A. 2N, () + 0,02N,0 () B. N.O. (g) 2NO, (g) C. N2(g) + 3H2(g)2NH3 (9) D. N2 (9) + 202...
really need help as soon as possible please
6. (8 points, 2 points each) Consider the following reaction: Fe304(s) CO(g) + 3 Fe(s). CO2(g) AH +35.9 k) Circle the change expected for each of the following to reestablish equilibrium: a. Add CO2 to the equilibrium mixture form more form more no change products reactants b. Compress the equilibrium mixture at constant temperature. (smaller volume) form more form more no change products reactants c. Heat the equilibrium mixture form more form...
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