Homework Answers
Answer:-
This question is solved by using the simple concept of chemical equilibrium which involves the expression of equilibrium constant and its value.
The answer is given in the image,
![Answer:- (9) H2(g) + F2 (g) 7 24 Figi Kc =7-75x10² 5.750.5-750- 2X Ke = [HA² [5-750->] [. 750-2) 7.75x102 (2x)2 (5-750-3712 b](http://img.homeworklib.com/questions/c4d83e20-11c9-11ec-a87e-59977dd665cc.png?x-oss-process=image/resize,w_560)
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2. Hydrogen fluoride can be produced from elemental fluorine and hydrogen according to the reaction H2(g)...
Assume that the reaction for the formation of gaseous hydrogen fluoride (HF) from hydrogen (H2) and...
Assume that the reaction for the formation of gaseous hydrogen fluoride (HF) from hydrogen (H2) and fluorine (F2) has an equilibrium constant K = [HF]2 / [H2][F2] of 1.15×10 2 at a certain temperature. In a particular experiment at this temperature 3.000 mol of each component were added to 1.500 mL flask. Calculate the equilibrium concentration of all species using an ICE table. Let x equal the number of moles per litre of H2 consumed to reach equilibrium.
13. At a particular temperature the equilibrium constant for the reaction: H2(g)+F2(g) 2HF(g) is K 100.0....
13. At a particular temperature the equilibrium constant for the reaction: H2(g)+F2(g) 2HF(g) is K 100.0. A reaction mixture in a 10.00-L flask contains 0.33 moles each of hydrogen and fluorine gases plus 0.40 moles of HF. What will be the concentration of H2 when this mixture reaches equilibrium? Submit Answer Tries 0/99
Hydrogen and fluorine react to form hydrogen fluoride, like this: H2(9)+F2(9) 2 HF(G) The reaction is...
Hydrogen and fluorine react to form hydrogen fluoride, like this: H2(9)+F2(9) 2 HF(G) The reaction is exothermic. Suppose a mixture of H2, F, and HF has come to equilibrium in a closed reaction vessel. Predict what change, if any, the perturbations in the table below will cause in the composition of the mixture in the vessel. Also decide whether the equilibrium shifts to the right or left. perturbation change in composition shift in equilibrium to the right The temperature is...
The equilibrium constant Kc for the reaction H2(g) + CO2(g) ⇌ H2O(g) + CO(g) is 4.2...
The equilibrium constant Kc for the reaction H2(g) + CO2(g) ⇌ H2O(g) + CO(g) is 4.2 at 1650°C. Initially 0.71 mol H2 and 0.71 mol CO2 are injected into a 5.0−L flask. Calculate the concentration of each species at equilibrium.
Be sure to answer all parts. The equilibrium constant Kc for the reaction H2(g) + CO2(g)...
Be sure to answer all parts. The equilibrium constant Kc for the reaction H2(g) + CO2(g) ⇌ H2O(g) + CO(g) is 4.2 at 1650°C. Initially 0.72 mol H2 and 0.72 mol CO2 are injected into a 4.5−L flask. Calculate the concentration of each species at equilibrium. Equilibrium concentration of H2: M Equilibrium concentration of CO2: M Equilibrium concentration of H2O: M Equilibrium concentration of CO: M
At 700 K, Kc = 1.56×10–2 for the reaction 2 HBr(g) ⇌ H2(g) + Br2(g). In...
At 700 K, Kc = 1.56×10–2 for the reaction 2 HBr(g) ⇌ H2(g) + Br2(g). In a given experiment, 0.050 mol of H2, and 0.050 mol Br2 are introduced into a 5.0-L flask. What is the equilibrium concentration of HBr?
Hydrogen fluoride (HF) behaves as a weak acid in aqueous solution. Two equilibria influence which fluorine-containing...
Hydrogen fluoride (HF) behaves as a weak acid in aqueous solution. Two equilibria influence which fluorine-containing species are present in solution. HF(g) +H20(1) H20+(aq) +F (aq) Ka = 1.10 x 10-3 F (aq) +HF(g) HF, (aq) Ka = 2.60 × 10-1 Part 3 (1 point) See Hint What is the equilibrium concentration of HF2 in a 0.190 M solution of HF? M (HF2 deq Part 4 (1 point) What is the pH at equilibrium of a 0.190M solution of HF?...
1. For the following balance: 2 HF (g) H2 (g) + F2 (g) 73Kcal Indicate what...
1. For the following balance: 2 HF (g) H2 (g) + F2 (g) 73Kcal Indicate what will happen with each of the following changes: a) Decrease in HF concentratiorn b) Increase in temperature c) Decrease in pressure d) Increase in H2 concentration ej Increase in the concentration of F2 2. At 130 oc the sodium bicarbonate, NaHCO3, decomposes partially according to the following equilibrium: 2 NaHCO3 (s) sNa2CO3 (s) + CO2 (g)+ H20 (g) Ko= 6.25. 100 g of NaHCO3...
Equilibrium Concentrations -- A + B = 2C At a particular temperature, K = 1.00×102 for...
Equilibrium Concentrations -- A + B = 2C
At a particular temperature, K = 1.00×102
for the reaction:
H2(g) + F2(g)
2HF(g)
In an experiment, at this temperature, 1.00×10-1 mol
of H2 and 1.00×10-1 mol of F2 are
introduced into a 1.09-L flask and allowed to react. At
equilibrium, all species remain in the gas phase.
What is the equilibrium concentration (in mol/L) of
H2?
mol/L
1 pts
What is the equilibrium concentration (in mol/L) of HF?
mol/L
1 pts...
Hydrogen gas, iodine vapor, hydrogen iodine are mixed in a flask and heated to 642°C. H2(g)...
Hydrogen gas, iodine vapor, hydrogen iodine are mixed in a flask and heated to 642°C. H2(g) + I2(g) ⇋ 2 HI(g) Kc = 53 at 642°C If the initial concentrations of hydrogen gas and iodine vapor are both 0.054 mol/L and the concentration of hydrogen iodine is 0.130 mol/L what is the equilibrium concentration of hydrogen gas? Enter a number to 4 decimal places.
13. At a particular temperature the equilibrium constant for the reaction: H2(g)+F2(g) 2HF(g) is K 100.0. A reaction mixture in a 10.00-L flask contains 0.33 moles each of hydrogen and fluorine gases plus 0.40 moles of HF. What will be the concentration of H2 when this mixture reaches equilibrium? Submit Answer Tries 0/99
Hydrogen and fluorine react to form hydrogen fluoride, like this: H2(9)+F2(9) 2 HF(G) The reaction is exothermic. Suppose a mixture of H2, F, and HF has come to equilibrium in a closed reaction vessel. Predict what change, if any, the perturbations in the table below will cause in the composition of the mixture in the vessel. Also decide whether the equilibrium shifts to the right or left. perturbation change in composition shift in equilibrium to the right The temperature is...
Hydrogen fluoride (HF) behaves as a weak acid in aqueous solution. Two equilibria influence which fluorine-containing species are present in solution. HF(g) +H20(1) H20+(aq) +F (aq) Ka = 1.10 x 10-3 F (aq) +HF(g) HF, (aq) Ka = 2.60 × 10-1 Part 3 (1 point) See Hint What is the equilibrium concentration of HF2 in a 0.190 M solution of HF? M (HF2 deq Part 4 (1 point) What is the pH at equilibrium of a 0.190M solution of HF?...
1. For the following balance: 2 HF (g) H2 (g) + F2 (g) 73Kcal Indicate what will happen with each of the following changes: a) Decrease in HF concentratiorn b) Increase in temperature c) Decrease in pressure d) Increase in H2 concentration ej Increase in the concentration of F2 2. At 130 oc the sodium bicarbonate, NaHCO3, decomposes partially according to the following equilibrium: 2 NaHCO3 (s) sNa2CO3 (s) + CO2 (g)+ H20 (g) Ko= 6.25. 100 g of NaHCO3...
Equilibrium Concentrations -- A + B = 2C
At a particular temperature, K = 1.00×102
for the reaction:
H2(g) + F2(g)
2HF(g)
In an experiment, at this temperature, 1.00×10-1 mol
of H2 and 1.00×10-1 mol of F2 are
introduced into a 1.09-L flask and allowed to react. At
equilibrium, all species remain in the gas phase.
What is the equilibrium concentration (in mol/L) of
H2?
mol/L
1 pts
What is the equilibrium concentration (in mol/L) of HF?
mol/L
1 pts...
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