Homework Answers
![Noll & Hood This at equilibrian [ 12 ] [H27 = 0.045 M. -..[40) = 0.36 -28 0.045 20.27M n on Pb Cl Pb +2 +2 e Eodechce mole no](http://img.homeworklib.com/questions/879bff10-0830-11ea-8b68-45778dd9070a.png?x-oss-process=image/resize,w_560)
Add Answer to:
answ 10. 11, 12 xide ones are reduced to installe r e reaction with carbon monoxide Fe(s) + CO (8) Fe(s) + CO2 () Wh...
(13)(8 pts) Consider the following reaction at room temperature: Co(s) + Fe2+(aq, 1.94M) → 2 Co2+(aq,...
(13)(8 pts) Consider the following reaction at room temperature: Co(s) + Fe2+(aq, 1.94M) → 2 Co2+(aq, 0.15M) + Fe(s) Calculate Ecell for this reaction under the conditions shown and tell if it is spontaneous. (b) Calculate the equilibrium constant, K, for this reaction.
need help with 8,9,10, and 11 Chem 103A Electrochemistry 8. Consider a voltaic cell that uses the reaction Cu(s) +...
need help with 8,9,10, and 11
Chem 103A Electrochemistry 8. Consider a voltaic cell that uses the reaction Cu(s) + 2Fe'(aq) - Cr"(aq) + 2Fe""(aq) What is the potential of a cell at 25°C that has the following concentrations? [Fe'') - 1.0x 10M (Cu)-0.25 M [Fe] =0.20 M 9. Lead can displace silver from solution, and as a consequence, silver is a valuable by-product in the industrial extraction of lead from its ore: Pb(s) + 2 Ag" (aq) → Pb...
12). Given the two equations: 2 C(s) + O2(8) 2 co(e) Ke=0.085 at 450 R CHOH(E)=CO+ 2 H (g). Kc = 62 at 450 R a) (10...
12). Given the two equations: 2 C(s) + O2(8) 2 co(e) Ke=0.085 at 450 R CHOH(E)=CO+ 2 H (g). Kc = 62 at 450 R a) (10 pts) Find Kc for 2 C(s) +0.0) + 2 H.(e) = 2 CH,OH H =2 CH,OH(g) at 450 K ) Rc=ke(/RT) letolt- (a-bye "1.0 g of each component in part (a) is added to a 5.0-L flask held at 450 K, determine Q and state whether the reaction will proceed to make more...
Chem1 At 1000 K, iron metal is produced through the reaction FeO(s) + CO(g) Fe(s) +...
Chem1
At 1000 K, iron metal is produced through the reaction FeO(s) + CO(g) Fe(s) + CO_2(g) temperature, the equilibrium constant of the reaction is K_e = 0.259. An experiment, is from a mixture containing a solid phase consisting of 4 moles of FeO and 2 moles of Fe and consisting of 1.000 M CO and 0.500 M CO_2. The reaction was followed until the concentration reactants and products showed no further change with time. At this point, the concentration...
pkease answer all 1. At 1000 K, the Ky value is 19.9 for the reaction: Fe2O3(s) + 3 CO (8) - 2 Fe (s) + 3 CO2(g). W...
pkease answer all
1. At 1000 K, the Ky value is 19.9 for the reaction: Fe2O3(s) + 3 CO (8) - 2 Fe (s) + 3 CO2(g). What are the equilibrium pressures of CO and CO2 if 10 grams of iron (III) oxide and a 0.978 atm initial partial pressure of CO are placed in a flask? a. Write the equilibrium expression, Kp, for the balanced chemical reaction: b. Determine the initial concentrations/pressure of each species present: Fe2O3(s) + 3...
Consider the reaction: NiO(s)CO(g) = Ni(s)CO2 (g) Ke=4000.0 at 1500 K When calculating the answer, do...
Consider the reaction: NiO(s)CO(g) = Ni(s)CO2 (g) Ke=4000.0 at 1500 K When calculating the answer, do not round to the appropriate number of significant figures until the last calculation step Part A If a mixture of solid nickel(II) oxide and 0.17000 M carbon monoxide is allowed to come to equilibrium at 1500 K, what will be the equilbrum concentration of CO2? Express your answer using two significant figures. CO)= 680 Request Answer Submit Previous Answers Incorrect; Try Again Next
ΔΗ, (at 298K AG; (at 298 K in kJ/mol) Compound Compound AH (at 298K in kJ/mol in kJ/mol) AG (at 298 K. in kJ/mol...
ΔΗ, (at 298K AG; (at 298 K in kJ/mol) Compound Compound AH (at 298K in kJ/mol in kJ/mol) AG (at 298 K. in kJ/mol 0 0 210.5 70.18 Ho (g) Hg (1) Hg,CI, (s) Ag (s) Agor(s AgCl(s) 0 265.37 106.76 -96.90 -109.80 0 -628.8 - 1582.3 -100.37 -127.01 0 -704 2 -1675.7 0 1 (g) AICI, (s) Al O (5) Ar (9) Au (s) BaSO's) 0 K(s) KBr(s) KCI (s) 0 -393.8 436.5 -567.3 -327.9 0 -1362.3 380.7 -408.5...
Use Table 6 values to calculate AGº (in kJ) at 2000 K for the following reaction:...
Use Table 6 values to calculate AGº (in kJ) at 2000 K for the following reaction: NO2(g) + CO(g) + NO(g) + CO2(g) O-420 kJ 0-222 kJ O-1211 kJ 0-199 kJ 0-990 kJ 3 pts Question 27 What is the pH of .731 M H2CO3 (aq)? 8.4 O 5.2 O 3.3 O 6.5 10.7 Table 6 - Thermodynamic Data of 12.0 M HOH ZOH is added to Ag(s) AgBr(s) Agcl(s) AgI (8) AgNO, () Ag20(8) Al(a) Al,0, () Ba (3)...
(6 pts.) 1. The air pressure in the inner tube of a tire on a typical...
(6 pts.) 1. The air pressure in the inner tube of a tire on a typical racing bike is held at a pressure of 115 psi (pounds! per square inch). Convert this pressure to atm and mm Hg. (3 pts. each) The atmospheric pressure is 0.978 atm. Determine the pressure of the enclosed gas in each of the cases depicted below. Gas Gas (6 pts.) 3. A 5.90 L bottle contains 1070 g of oxygen at 25.0°C. Calculate the pressure...
Calculate the standard free-energy change and the equilibrium constant Kc for the following reaction at 25°C....
Calculate the standard free-energy change and the equilibrium constant Kc for the following reaction at 25°C. See Appendix C for data. Fe(s) + Cu2+ (aq) = Fe2+ (aq) + Cu(s) Find equilibrium constan + K at 25°C Appendix C Thermodynamic Quantities for Substances and Ions at 25°C Substance or lon AH; (kJ/mol) AG; (kJ/mol (J/mol-K) 20.87 Substance or lon Ba(OH),(s) ΔΗ: (kJ/mol) -946.3 --3342.2 AG (kJ/mol) -859.3 -2793 (J/mol K) 107.1 427 Ba(OH), 8H,O(s) BaSO (8) - 1473.2 -1362.3 132.2...
(13)(8 pts) Consider the following reaction at room temperature: Co(s) + Fe2+(aq, 1.94M) → 2 Co2+(aq, 0.15M) + Fe(s) Calculate Ecell for this reaction under the conditions shown and tell if it is spontaneous. (b) Calculate the equilibrium constant, K, for this reaction.
need help with 8,9,10, and 11
Chem 103A Electrochemistry 8. Consider a voltaic cell that uses the reaction Cu(s) + 2Fe'(aq) - Cr"(aq) + 2Fe""(aq) What is the potential of a cell at 25°C that has the following concentrations? [Fe'') - 1.0x 10M (Cu)-0.25 M [Fe] =0.20 M 9. Lead can displace silver from solution, and as a consequence, silver is a valuable by-product in the industrial extraction of lead from its ore: Pb(s) + 2 Ag" (aq) → Pb...
12). Given the two equations: 2 C(s) + O2(8) 2 co(e) Ke=0.085 at 450 R CHOH(E)=CO+ 2 H (g). Kc = 62 at 450 R a) (10 pts) Find Kc for 2 C(s) +0.0) + 2 H.(e) = 2 CH,OH H =2 CH,OH(g) at 450 K ) Rc=ke(/RT) letolt- (a-bye "1.0 g of each component in part (a) is added to a 5.0-L flask held at 450 K, determine Q and state whether the reaction will proceed to make more...
Chem1
At 1000 K, iron metal is produced through the reaction FeO(s) + CO(g) Fe(s) + CO_2(g) temperature, the equilibrium constant of the reaction is K_e = 0.259. An experiment, is from a mixture containing a solid phase consisting of 4 moles of FeO and 2 moles of Fe and consisting of 1.000 M CO and 0.500 M CO_2. The reaction was followed until the concentration reactants and products showed no further change with time. At this point, the concentration...
pkease answer all
1. At 1000 K, the Ky value is 19.9 for the reaction: Fe2O3(s) + 3 CO (8) - 2 Fe (s) + 3 CO2(g). What are the equilibrium pressures of CO and CO2 if 10 grams of iron (III) oxide and a 0.978 atm initial partial pressure of CO are placed in a flask? a. Write the equilibrium expression, Kp, for the balanced chemical reaction: b. Determine the initial concentrations/pressure of each species present: Fe2O3(s) + 3...
Consider the reaction: NiO(s)CO(g) = Ni(s)CO2 (g) Ke=4000.0 at 1500 K When calculating the answer, do not round to the appropriate number of significant figures until the last calculation step Part A If a mixture of solid nickel(II) oxide and 0.17000 M carbon monoxide is allowed to come to equilibrium at 1500 K, what will be the equilbrum concentration of CO2? Express your answer using two significant figures. CO)= 680 Request Answer Submit Previous Answers Incorrect; Try Again Next
ΔΗ, (at 298K AG; (at 298 K in kJ/mol) Compound Compound AH (at 298K in kJ/mol in kJ/mol) AG (at 298 K. in kJ/mol 0 0 210.5 70.18 Ho (g) Hg (1) Hg,CI, (s) Ag (s) Agor(s AgCl(s) 0 265.37 106.76 -96.90 -109.80 0 -628.8 - 1582.3 -100.37 -127.01 0 -704 2 -1675.7 0 1 (g) AICI, (s) Al O (5) Ar (9) Au (s) BaSO's) 0 K(s) KBr(s) KCI (s) 0 -393.8 436.5 -567.3 -327.9 0 -1362.3 380.7 -408.5...
Use Table 6 values to calculate AGº (in kJ) at 2000 K for the following reaction: NO2(g) + CO(g) + NO(g) + CO2(g) O-420 kJ 0-222 kJ O-1211 kJ 0-199 kJ 0-990 kJ 3 pts Question 27 What is the pH of .731 M H2CO3 (aq)? 8.4 O 5.2 O 3.3 O 6.5 10.7 Table 6 - Thermodynamic Data of 12.0 M HOH ZOH is added to Ag(s) AgBr(s) Agcl(s) AgI (8) AgNO, () Ag20(8) Al(a) Al,0, () Ba (3)...
(6 pts.) 1. The air pressure in the inner tube of a tire on a typical racing bike is held at a pressure of 115 psi (pounds! per square inch). Convert this pressure to atm and mm Hg. (3 pts. each) The atmospheric pressure is 0.978 atm. Determine the pressure of the enclosed gas in each of the cases depicted below. Gas Gas (6 pts.) 3. A 5.90 L bottle contains 1070 g of oxygen at 25.0°C. Calculate the pressure...
Calculate the standard free-energy change and the equilibrium constant Kc for the following reaction at 25°C. See Appendix C for data. Fe(s) + Cu2+ (aq) = Fe2+ (aq) + Cu(s) Find equilibrium constan + K at 25°C Appendix C Thermodynamic Quantities for Substances and Ions at 25°C Substance or lon AH; (kJ/mol) AG; (kJ/mol (J/mol-K) 20.87 Substance or lon Ba(OH),(s) ΔΗ: (kJ/mol) -946.3 --3342.2 AG (kJ/mol) -859.3 -2793 (J/mol K) 107.1 427 Ba(OH), 8H,O(s) BaSO (8) - 1473.2 -1362.3 132.2...
Most questions answered within 3 hours.
-
Create a balanced compensation plan that you feel would
encourage a restaurant manager to be more...
asked 13 seconds ago -
Re: Human Physiology
Comment on the differences between representing V02 max as an
absolute number and...
asked 2 minutes ago -
A firm with a WACC of 10% is considering the following mutually
exclusive projects:
0
1...
asked 7 minutes ago -
. A 100.0 mL sample of 0.18 M HClO4 is titrated with 0.27 M
LiOH. Determine...
asked 30 minutes ago -
A regression equation that describes the relationship between
the amount of the bill ($) at a...
asked 1 hour ago -
exercise on VSEPR and molecular structrue.
octahedral
SeCl62-
TeCl62-
ClF62-
distorted
SeF62–
IF6–
asked 1 hour ago -
284 mL of a 0.52 M potassium hydroxide solution is added to 467
mL of a...
asked 1 hour ago -
Little’s Law: Val d’Costa is a world famous ski village in the
French Alps. Because of...
asked 2 hours ago -
Find the absolute error D for the calculation if A + B/C=D A=
9.4 +/- 0.4...
asked 3 hours ago -
New Air Heating and Cooling, manufactures furnaces and central
air units. The company pride itself on...
asked 3 hours ago -
A coach uses a new technique to train gymnasts. Seven
gymnasts were randomly selected and their...
asked 5 hours ago -
While rotating the tires on your car you notice a rock [mass =
0.1 Kg] stuck...
asked 7 hours ago