Homework Answers
Add Answer to:
Below is an equation for a system at equilibrium. The numerical value for the equilibrium constant...
Question 13 1 pts A chemical system with a large equilibrium constant is usually associated with...
Question 13 1 pts A chemical system with a large equilibrium constant is usually associated with negative values of A Gº. Which description of this system is correct? The forward reaction is spontaneous and mostly products are present. The forward reaction is spontaneous and mostly reactants are present. The reverse reaction is spontaneous and mostly reactants are present The reverse reaction is spontaneous and mostly products are present. At equilibrium, equal amounts of reactants and products are present. At equilibrium...
Question 1) What is the value of the equilibrium constant at 25 oC for the reaction...
Question 1) What is the value of the equilibrium constant at 25 oC for the reaction between the pair: Pb(s) and Sn2+(aq) to give Sn(s) and Pb2+(aq) Use the reduction potential values for Sn2+(aq) of -0.14 V and for Pb2+(aq) of -0.13 V Question 2) What is the value of ΔGo in kJ at 25 oC for the reaction between the pair: Cr(s) and Cu2+(aq) to give Cu(s) and Cr3+(aq) Use the reduction potentials for Cr3+(aq) is -0.74 V and...
Write the chemical reaction for the autoionization of water (equilibrium constant Kw). Look up the numerical...
Write the chemical reaction for the autoionization of water (equilibrium constant Kw). Look up the numerical value for Kw at Tinitial (Use the average of Tinitial from both trials) -Its 6.81x10^-15 How is the equation in Question 1 related to the net ionic equation for the strong acid-strong base neutralization shown below? H3O+(aq) + OH-(aq) → H2O(l) + H2O(l) Use the value of Kw and the relationship between the equations in Questions 1 and 3 to find the numerical value...
6. Answer the following questions regarding the equilibrium for the reaction below 2 AsH3(g) = 2...
6. Answer the following questions regarding the equilibrium for the reaction below 2 AsH3(g) = 2 As (s) + 3 H2 (9) a. If AsH3 was removed from the equilibrium mixture, what would happen to the equilibrium concentration of H2? (increase, decrease, no change) b. If additional As is added to the reaction, what would happen to the equilibrium concentration of AsH3? (increase, decrease, no change) c. If the value of K decreases as the temperature of the system is...
QUESTION 4 Which is the correct equilibrium constant equation for the reaction indicated below? NH3(aq)+ H20()...
QUESTION 4 Which is the correct equilibrium constant equation for the reaction indicated below? NH3(aq)+ H20() <-> NH4 (aq) + O(aq) [NH4 IOH K [H20]INH3] [NH4 IOH ] Ke [NH3] [H2O]INH3] Kc= [NH4 IOH [NH31 [NH4 11OH
6. Use the equilibrium below to answer the following questions: 2H2O+CO2 (e) H2COac)H2O If the system...
6. Use the equilibrium below to answer the following questions: 2H2O+CO2 (e) H2COac)H2O If the system is at equilibrium and then more CO2 was added, how would the system react and why? (Shift to products, shift to reactants, no change) a. If the system is at equilibrium and then CO2 was removed what would happen to the concentration of H2CO3 and why? b.
DETERMINATION OF Kc FOR AN EQUILIBRIUM SYSTE tubie A student performed system X () + Y...
DETERMINATION OF Kc FOR AN EQUILIBRIUM SYSTE
tubie A student performed system X () + Y ) X with 10.00 mL of O. with a spectrophoto solution. For this equilibriu erformed a lab similar to this one in an attempt to find K. for the equilibrium Zblue,aq). In one trial, the student combined 5.00 mL of 0.10 M OmL of 0.20 MY in a test tube. When the resulting solution was analyzed Strophotometer set at 2= 600 nm, 4.00% of...
Determine the value of the equilibrium constant for the reaction below if an equilibrium mixture contains...
Determine the value of the equilibrium constant for the reaction below if an equilibrium mixture contains 0.0497 g PbCl2, and is 0.0165 M in C ions and is 0.0392 M in Pb2+ ions. PbCl2 (s) = Pb2+ (aq) + 2 CF(aq) Answer:
The value of the equilibrium constant for the following chemical equation is Kc = 5.2 ×103...
The value of the equilibrium constant for the following chemical equation is Kc = 5.2 ×103 AgCl (s) + 2S2O32-<-->[Ag(S2O3)2]3- (aq) + Cl– (aq) Calculate the solubility of AgCl (s) in an aqueous solution whose equilibrium concentration of S2O32- is 0.015 M. Ksp = 1.8 × 10-10 M2 for AgCl
G-10 Assume the equilibrium constant K 1 for a reaction A + B 2 C. You...
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,...
Question 13 1 pts A chemical system with a large equilibrium constant is usually associated with negative values of A Gº. Which description of this system is correct? The forward reaction is spontaneous and mostly products are present. The forward reaction is spontaneous and mostly reactants are present. The reverse reaction is spontaneous and mostly reactants are present The reverse reaction is spontaneous and mostly products are present. At equilibrium, equal amounts of reactants and products are present. At equilibrium...
6. Answer the following questions regarding the equilibrium for the reaction below 2 AsH3(g) = 2 As (s) + 3 H2 (9) a. If AsH3 was removed from the equilibrium mixture, what would happen to the equilibrium concentration of H2? (increase, decrease, no change) b. If additional As is added to the reaction, what would happen to the equilibrium concentration of AsH3? (increase, decrease, no change) c. If the value of K decreases as the temperature of the system is...
QUESTION 4 Which is the correct equilibrium constant equation for the reaction indicated below? NH3(aq)+ H20() <-> NH4 (aq) + O(aq) [NH4 IOH K [H20]INH3] [NH4 IOH ] Ke [NH3] [H2O]INH3] Kc= [NH4 IOH [NH31 [NH4 11OH
6. Use the equilibrium below to answer the following questions: 2H2O+CO2 (e) H2COac)H2O If the system is at equilibrium and then more CO2 was added, how would the system react and why? (Shift to products, shift to reactants, no change) a. If the system is at equilibrium and then CO2 was removed what would happen to the concentration of H2CO3 and why? b.
DETERMINATION OF Kc FOR AN EQUILIBRIUM SYSTE
tubie A student performed system X () + Y ) X with 10.00 mL of O. with a spectrophoto solution. For this equilibriu erformed a lab similar to this one in an attempt to find K. for the equilibrium Zblue,aq). In one trial, the student combined 5.00 mL of 0.10 M OmL of 0.20 MY in a test tube. When the resulting solution was analyzed Strophotometer set at 2= 600 nm, 4.00% of...
Determine the value of the equilibrium constant for the reaction below if an equilibrium mixture contains 0.0497 g PbCl2, and is 0.0165 M in C ions and is 0.0392 M in Pb2+ ions. PbCl2 (s) = Pb2+ (aq) + 2 CF(aq) Answer:
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,...
Most questions answered within 3 hours.
-
Based on how much or how little you have noticed in the media,
do you think...
asked 1 hour ago -
I calculate Rosetta Stone’s P/E ratio as 10x prior to a report
about future industry growth....
asked 2 hours ago -
What major physiological changes account for electrodermal
activity (as in during a lie-detector test)?
asked 3 hours ago -
You are going to sell fruits & vegetables at a local
roadside market. List separately and...
asked 4 hours ago -
Hows does water affect the digestion of fats ?
asked 6 hours ago -
A buffer that contains 0.41 M of a base, B and 0.21 M of its
conjugate...
asked 6 hours ago -
Pleaaaaaaaasssssse help me please please it's more important
:((((((((((((((((((((
CASE STUDY
Nissan Company
Nissan Motor Company,...
asked 6 hours ago -
Calculate the concentration of hydronium and hyroxide ions in 1)
2.0 mol/L HNO3 2) 0.5 mol/L...
asked 6 hours ago -
In a loop-the-loop ride a car goes around a vertical, circular
loop at a constant speed....
asked 6 hours ago -
50 grams each of water (18.015 g/mol) and ethylene glycol
(C2H6O2) (62.07 g/mol) are mixed. At...
asked 6 hours ago -
The life expectancy of sport utility vehicles follows a normal
distribution with a mean of 145.8...
asked 7 hours ago -
If an object with mass of 5 kg is pushed with a force of 552 N,...
asked 6 hours ago