![each H ()+Bro (B) has a Ke 2x101, One starts with 0.10 M HBr an 8. The reaction 2HBr (g) of the blanks in the table insert ,,or At equilibrium At the beginning of the reaction ard Ratereverse | Rateforward Rate,everse [HBr] [Hal Rateforward [H2] Kc [HBr] Kc at beginning e at equilibrium Q at beginning Q at equilbriunm](http://img.homeworklib.com/questions/1a87e400-b94e-11ec-b3c5-fd2b6dc32e1a.png?x-oss-process=image/resize,w_560)
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each H ()+Bro (B) has a Ke 2x101, One starts with 0.10 M HBr an 8....
11.At a certain temperature Kc =25 and a reaction vessel contains a mixture with the following...
11.At a certain temperature Kc =25 and a reaction vessel contains a mixture with the following concentrations: [H.] =0.10 M, [Br.] =0.10 Mand (HBr] =0.50 M. Which of the following statements concerning the reaction and the reaction quotient, Q. is true? H2(g) + Br(g) 2HBr(g) a. Q=K b. Q<Kc, more HBr will be produced. c. (<Kc; more H2 and Br, will be produced d. O> Kc; more HBr will be produced. e. Q> Kc; more H, and Brą will be...
MULTIPLE CHOICE. Cether of the core circled, and one of which is correct half credit will...
MULTIPLE CHOICE. Cether of the core circled, and one of which is correct half credit will be given 12 circled, and CHOICE. Circle the and 1. Which of the following statements concerning mis on A) A system that is disturbed from an gurumo responds in a to restore equilibrium B) Equilibrium in molecular systems is dynamic with two opposing process balancing one another ) The value of the equilibrium constant for a diven reaction mode is the same regardless of...
16. Consider the equilibrium, 2HBr(9) H,(g)+Br (g). If 2.0 M HBr(g) is placed in a container,...
16. Consider the equilibrium, 2HBr(9) H,(g)+Br (g). If 2.0 M HBr(g) is placed in a container, then at equilibrium, the HBr(g) concentration is 1.4 M. Therefore, the equilibrium constant, Kc, for this reaction is approximately: (A) 0.046 (B) 0.064 (C) 0.21 (D) 0.26 07. For the reaction, N,O,(9) >2NO2(g), Ko = 0.40 at a certain temperature in an equilibrium mixture of the two gases, the concentration of N204 is 0.50 M. The concentration of NO2 in this mixture is approximately:...
1) Write equilibrium expressions (Kg and K) for each of the following unbalanced equations: CaSO,(s) CaO...
1) Write equilibrium expressions (Kg and K) for each of the following unbalanced equations: CaSO,(s) CaO s)+ SO2(8)+ 02(g CH,COO (aq) + H20 (aq) C H,COOH(aq) + H2O(I) 2) The reaction 2HBr(g) H2(g)+ Br2(g) has a Ke value of 1.05 at 25°C. If [HBr] = 0.177 M, [H] 0.223 M and [Br] =0.111 M, in which direction will the system shift?
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...
8. Sodium bicarbonate, NaHCO3, undergoes thermal decomposition according to the reaction: 2 NaHCO3 (s) + Na2CO3...
8. Sodium bicarbonate, NaHCO3, undergoes thermal decomposition according to the reaction: 2 NaHCO3 (s) + Na2CO3 (s) + CO2 (g) + H20 (g). How does the equilibrium position shift as a result of each of the following disturbances? a. 0.20 atm argon is added. b. NaHCO3 (s) is added. c. Mg(CIO)2 is added as a drying agent to remove H2O vapor. d. Dry ice (Solid CO2) is added. e. The volume of the container decreases. f. The temperature of the...
1. Write down the equilibrium constant expressions, Ke and K, for each of the following reactions:...
1. Write down the equilibrium constant expressions, Ke and K, for each of the following reactions: (a) H(g)Cl(g) 2 HCl(g) (b) 2 C(s)+O2(g) 2 CO(g Ag (aq)Cl(aq) (c) AgCl(s) (d) 2 O(g) 3 0:(g) 2. A 1.0 L evacuated flask was charged with 0.020 mol of N,O, and 0.060 mol of NO2 at 25.0 C. After equilibrium was reached the NO2 concentration was found to be 0.0140 M. What is the equilibrium constant Ke for the reaction? N2O4(g) 2 NO:(g)...
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...
8-15 8. If S0.0 mL. of a 0.10 M solution of sodium chloride is mixed with...
8-15
8. If S0.0 mL. of a 0.10 M solution of sodium chloride is mixed with 50.0 mL of 0.10 M magnesium chloride, what is the molar concentration of chloride in the resulting solution? a. 0.10M b. 0.20 M c. 0.05 M d. 0.15 M e. 0.25 M 9. What would be the products in the ionic equation for the following reaction? 2HBr(aq) + 2KOH(aq) → products 1. KTaq) and Br(aq); tl. KH(aq); III. H,0(1); IV KBr(s); V. BORI(aq); VI....
A chemical reaction has reached equilibrium when A) the concentrations of reactants and products are equal. B) all...
A chemical reaction has reached equilibrium when A) the concentrations of reactants and products are equal. B) all reactants have been converted to products. all products have been removed from the reaction mixture. D) the catalyst has been used up. E) the rate of the forward reaction equals the rate of the reverse reaction. 6) An equilibrium in which all the components are gases is a A) heterogeneous equilibrium. D) homogeneous B) liquid C) catalytic E) reversible 7) The equilibrium...
11.At a certain temperature Kc =25 and a reaction vessel contains a mixture with the following concentrations: [H.] =0.10 M, [Br.] =0.10 Mand (HBr] =0.50 M. Which of the following statements concerning the reaction and the reaction quotient, Q. is true? H2(g) + Br(g) 2HBr(g) a. Q=K b. Q<Kc, more HBr will be produced. c. (<Kc; more H2 and Br, will be produced d. O> Kc; more HBr will be produced. e. Q> Kc; more H, and Brą will be...
MULTIPLE CHOICE. Cether of the core circled, and one of which is correct half credit will be given 12 circled, and CHOICE. Circle the and 1. Which of the following statements concerning mis on A) A system that is disturbed from an gurumo responds in a to restore equilibrium B) Equilibrium in molecular systems is dynamic with two opposing process balancing one another ) The value of the equilibrium constant for a diven reaction mode is the same regardless of...
16. Consider the equilibrium, 2HBr(9) H,(g)+Br (g). If 2.0 M HBr(g) is placed in a container, then at equilibrium, the HBr(g) concentration is 1.4 M. Therefore, the equilibrium constant, Kc, for this reaction is approximately: (A) 0.046 (B) 0.064 (C) 0.21 (D) 0.26 07. For the reaction, N,O,(9) >2NO2(g), Ko = 0.40 at a certain temperature in an equilibrium mixture of the two gases, the concentration of N204 is 0.50 M. The concentration of NO2 in this mixture is approximately:...
1) Write equilibrium expressions (Kg and K) for each of the following unbalanced equations: CaSO,(s) CaO s)+ SO2(8)+ 02(g CH,COO (aq) + H20 (aq) C H,COOH(aq) + H2O(I) 2) The reaction 2HBr(g) H2(g)+ Br2(g) has a Ke value of 1.05 at 25°C. If [HBr] = 0.177 M, [H] 0.223 M and [Br] =0.111 M, in which direction will the system shift?
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...
8. Sodium bicarbonate, NaHCO3, undergoes thermal decomposition according to the reaction: 2 NaHCO3 (s) + Na2CO3 (s) + CO2 (g) + H20 (g). How does the equilibrium position shift as a result of each of the following disturbances? a. 0.20 atm argon is added. b. NaHCO3 (s) is added. c. Mg(CIO)2 is added as a drying agent to remove H2O vapor. d. Dry ice (Solid CO2) is added. e. The volume of the container decreases. f. The temperature of the...
1. Write down the equilibrium constant expressions, Ke and K, for each of the following reactions: (a) H(g)Cl(g) 2 HCl(g) (b) 2 C(s)+O2(g) 2 CO(g Ag (aq)Cl(aq) (c) AgCl(s) (d) 2 O(g) 3 0:(g) 2. A 1.0 L evacuated flask was charged with 0.020 mol of N,O, and 0.060 mol of NO2 at 25.0 C. After equilibrium was reached the NO2 concentration was found to be 0.0140 M. What is the equilibrium constant Ke for the reaction? N2O4(g) 2 NO:(g)...
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...
8-15
8. If S0.0 mL. of a 0.10 M solution of sodium chloride is mixed with 50.0 mL of 0.10 M magnesium chloride, what is the molar concentration of chloride in the resulting solution? a. 0.10M b. 0.20 M c. 0.05 M d. 0.15 M e. 0.25 M 9. What would be the products in the ionic equation for the following reaction? 2HBr(aq) + 2KOH(aq) → products 1. KTaq) and Br(aq); tl. KH(aq); III. H,0(1); IV KBr(s); V. BORI(aq); VI....
A chemical reaction has reached equilibrium when A) the concentrations of reactants and products are equal. B) all reactants have been converted to products. all products have been removed from the reaction mixture. D) the catalyst has been used up. E) the rate of the forward reaction equals the rate of the reverse reaction. 6) An equilibrium in which all the components are gases is a A) heterogeneous equilibrium. D) homogeneous B) liquid C) catalytic E) reversible 7) The equilibrium...
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