1.) We have a reaction A + B C and it’s at equilibrium. We add more A....
1.) We have a reaction A + B C and it’s at equilibrium. We add more A.
A) K will increase
B) K will decrease
C) Q will increase
D) Q will decrease
2.) For the previous reaction, K = 1.32 x 1034. What does this mean?
A) It’s a fast reaction.
B) The products are favored at equilibrium
C) The reactants are favored at equilibrium
D) The reactants and products are equal at equilibrium.
E) A and B
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1.) We have a reaction A + B C and it’s at
equilibrium. We add more A....
A) No change in the equilibrium C) More information is needed to answer the question. B)...
A) No change in the equilibrium C) More information is needed to answer the question. B) Equilibrium shifts to the right. D) Equilibrium shifts to the left E) None of the answers is correct. Q(17) Which species is amphiprotic? A) H3PO B) H2PO D) None of these C) PO Q(18) Ni(CO)4)Nie)+ 4 COlaAdding nickel (solid) to this reaction will cause the equilibrium to A) Shift toward the products C) remain unchanged E) it depends on the amount added B) Shift...
I need help with number 4 B. There are more reactants than products at equilibrium C....
I need help with number 4
B. There are more reactants than products at equilibrium C. There are more products than reactants at equilibrium (Pco) (PC)(Pco E. more than one of the above are true the reaction in question 3, assuming a constant temperature, if the pressure 4. For of CO2 was doubled which of the following statements is true? A. The value of Kp would remain unchanged B. The value of Kp would increase C. The value of Kp...
Q(22) Kp=Kc when? A) The reaction is at equilibrium B) The reaction is exothermic C) The reaction is endothermic D)...
Q(22) Kp=Kc when? A) The reaction is at equilibrium B) The reaction is exothermic C) The reaction is endothermic D) all of the gasses present are at the same temperature E) the number of moles of gas on both sides of the balanced equation is the same. Q(23) HAH +A at the equilibrium (HA) = 1.65* 10-2 M and [H") = (A-) = 5.44*10-4 M at equilibrium. Kc = A) 1.7 X 10-1 C) 1.7 X 103 D) 1.7 X...
. 5. A reaction with an equilibrium constant Kc = 1.5 x 10-25 would consist of...
. 5. A reaction with an equilibrium constant Kc = 1.5 x 10-25 would consist of which of the following at equilibrium:sep . A) some reactants and products with reactants slightly favored B) essentially all reactantsisèp(0.5 pt) C) approximately equal reactants and products to D) some reactants and products with products slightly favored E) essentially all productssep . F) exactly equal amounts if reactants and products
Please show all details 6.(6 points) How will each of the following changes affect the equilibrium...
Please show all details
6.(6 points) How will each of the following changes affect the equilibrium NHHS NHsHS Rxn is endothermic a. HSto is removed from the system b. The reaction is heated c. The volume of reaction is reduced d. A catalyst is added e. NH HS is added f NHxg is added 7.-(Spty)For the reaction 3A Bo the equilibrium constant value is K -2.5 x 10* a. What is the value of K for the reverse reaction? b....
B3438 QUESTION 24 What is the equilibrium constant (K) at 350 K for the following reaction?...
B3438 QUESTION 24 What is the equilibrium constant (K) at 350 K for the following reaction? (R= 8.314 J/K.mol, F = 96,500 C-moll) Sn2+ (aq) + Fe(s) Sn(s) + Fe2+(aq) E cell = 0.35 V O 7.1 x 10-11 1.2 x 1010 1.2 x 105 8.6 x 10- 2.3 1023 QUESTION 30 A chemist adds substance A and B to a reaction flask and allows equilibrium to establish A+B=CKc= 1.5 x 10-25 Which of the following describe the contents of...
Q(18) NI(CO)49) - Ni(s) + 4 CO(g)Adding nickel (solid) to this reaction will cause the equilibrium...
Q(18) NI(CO)49) - Ni(s) + 4 CO(g)Adding nickel (solid) to this reaction will cause the equilibrium to A) Shift toward the products B) Shift toward the reactants C) remain unchanged D) increase the temperature E) it depends on the amount added Q(19) CO2 + H2 -CO + H2O Adding a catalyst to this reaction will cause the COD at equilibrium to A) Shift toward the products B) Shift toward the reactants C) remain unchanged D) increase the temperature E) it...
1. Which of the following is true for a chemical reaction at equilibrium? only the forward...
1. Which of the following is true for a chemical reaction at equilibrium? only the forward reaction stops only the reverse reaction stops both the forward and reverse reactions stop the rate constants for the forward and reverse reactions are equal the rates of the forward and reverse reactions are equal 2. A chemical equilibrium may be established by starting a reaction with reactants only. d. any quantities of reactants and products. products only. e. all the above equal quantities...
A Q=K: the reaction mixture is at equilibrium O T OM B. Q<K; the reaction will...
A Q=K: the reaction mixture is at equilibrium O T OM B. Q<K; the reaction will shift towards the reactants C. Q>K; the reaction will shift towards the products → KA А е е D. Q>K; the reaction will shift towards the reactants MOL (E. Q<K; the reaction will shift towards the products. M280. 00 3. For the reaction M SES00.0 3 to noiriwa H2 (9)+CO2(9) <==> H20 (9) +CO (9) Kc = 0.798 at 320°C. 0.492 moles of H2...
Q(17) Which species is amphiprotic? A) H3PO4 C) PO43- D) None of these B) H2PO4 Q(18)...
Q(17) Which species is amphiprotic? A) H3PO4 C) PO43- D) None of these B) H2PO4 Q(18) Ni(CO)4(g)Nis)+ 4 CO(g)Adding nickel (solid) to this reaction will cause the equilibrium to C) remain unchanged E) it depends on the amount added B) Shift toward the reactants A) Shift toward the products D) increase the temperature Q(19) CO2 H2 CO + H20 Adding a catalyst to this reaction will cause the [CO] at equilibrium to A) Shift toward the products C) remain unchanged...
A) No change in the equilibrium C) More information is needed to answer the question. B) Equilibrium shifts to the right. D) Equilibrium shifts to the left E) None of the answers is correct. Q(17) Which species is amphiprotic? A) H3PO B) H2PO D) None of these C) PO Q(18) Ni(CO)4)Nie)+ 4 COlaAdding nickel (solid) to this reaction will cause the equilibrium to A) Shift toward the products C) remain unchanged E) it depends on the amount added B) Shift...
I need help with number 4
B. There are more reactants than products at equilibrium C. There are more products than reactants at equilibrium (Pco) (PC)(Pco E. more than one of the above are true the reaction in question 3, assuming a constant temperature, if the pressure 4. For of CO2 was doubled which of the following statements is true? A. The value of Kp would remain unchanged B. The value of Kp would increase C. The value of Kp...
Q(22) Kp=Kc when? A) The reaction is at equilibrium B) The reaction is exothermic C) The reaction is endothermic D) all of the gasses present are at the same temperature E) the number of moles of gas on both sides of the balanced equation is the same. Q(23) HAH +A at the equilibrium (HA) = 1.65* 10-2 M and [H") = (A-) = 5.44*10-4 M at equilibrium. Kc = A) 1.7 X 10-1 C) 1.7 X 103 D) 1.7 X...
. 5. A reaction with an equilibrium constant Kc = 1.5 x 10-25 would consist of which of the following at equilibrium:sep . A) some reactants and products with reactants slightly favored B) essentially all reactantsisèp(0.5 pt) C) approximately equal reactants and products to D) some reactants and products with products slightly favored E) essentially all productssep . F) exactly equal amounts if reactants and products
Please show all details
6.(6 points) How will each of the following changes affect the equilibrium NHHS NHsHS Rxn is endothermic a. HSto is removed from the system b. The reaction is heated c. The volume of reaction is reduced d. A catalyst is added e. NH HS is added f NHxg is added 7.-(Spty)For the reaction 3A Bo the equilibrium constant value is K -2.5 x 10* a. What is the value of K for the reverse reaction? b....
B3438 QUESTION 24 What is the equilibrium constant (K) at 350 K for the following reaction? (R= 8.314 J/K.mol, F = 96,500 C-moll) Sn2+ (aq) + Fe(s) Sn(s) + Fe2+(aq) E cell = 0.35 V O 7.1 x 10-11 1.2 x 1010 1.2 x 105 8.6 x 10- 2.3 1023 QUESTION 30 A chemist adds substance A and B to a reaction flask and allows equilibrium to establish A+B=CKc= 1.5 x 10-25 Which of the following describe the contents of...
Q(18) NI(CO)49) - Ni(s) + 4 CO(g)Adding nickel (solid) to this reaction will cause the equilibrium to A) Shift toward the products B) Shift toward the reactants C) remain unchanged D) increase the temperature E) it depends on the amount added Q(19) CO2 + H2 -CO + H2O Adding a catalyst to this reaction will cause the COD at equilibrium to A) Shift toward the products B) Shift toward the reactants C) remain unchanged D) increase the temperature E) it...
1. Which of the following is true for a chemical reaction at equilibrium? only the forward reaction stops only the reverse reaction stops both the forward and reverse reactions stop the rate constants for the forward and reverse reactions are equal the rates of the forward and reverse reactions are equal 2. A chemical equilibrium may be established by starting a reaction with reactants only. d. any quantities of reactants and products. products only. e. all the above equal quantities...
A Q=K: the reaction mixture is at equilibrium O T OM B. Q<K; the reaction will shift towards the reactants C. Q>K; the reaction will shift towards the products → KA А е е D. Q>K; the reaction will shift towards the reactants MOL (E. Q<K; the reaction will shift towards the products. M280. 00 3. For the reaction M SES00.0 3 to noiriwa H2 (9)+CO2(9) <==> H20 (9) +CO (9) Kc = 0.798 at 320°C. 0.492 moles of H2...
Q(17) Which species is amphiprotic? A) H3PO4 C) PO43- D) None of these B) H2PO4 Q(18) Ni(CO)4(g)Nis)+ 4 CO(g)Adding nickel (solid) to this reaction will cause the equilibrium to C) remain unchanged E) it depends on the amount added B) Shift toward the reactants A) Shift toward the products D) increase the temperature Q(19) CO2 H2 CO + H20 Adding a catalyst to this reaction will cause the [CO] at equilibrium to A) Shift toward the products C) remain unchanged...
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