1.00 mol of N2 and 3.00 moles of H2 are mixed together to produce ammonia according to the equation below. At equilibrium in a 1.00 L vessel, only 30.0% of the N2 that was present originally, remains. Calculate Kc for this reaction at this temperature.
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1.00 mol of N2 and 3.00 moles of H2 are mixed together to produce ammonia according...
At a certain temperature, 0.4411 mol of N2 and 1.521 mol of H2 are placed in a 3.00 L container. N2(g)+3H2(g)−⇀↽−2NH3(g) At equilibrium, 0.1601 mol of N2 is present. Calculate the equilibrium constant, Kc.
1.00 mol Fe(s) and 3.00 mol H2 (g) were placed into a 5.00 L reaction vessel where the Kc for the reaction below is 0.825 at 400K. What is the concentration of hydrogen gas at equilibrium? Fe2O3 (s) + 3H2 (g) <----> 2Fe (s) + 3H2O (g)
When H2(g) is mixed with CO2(g) at 2,000 K, equilibrium is achieved according to the following equation CO2(g) + H2(g) « H2O(g) + CO(g) In one experiment, the following equilibrium concentrations were measured. [H2] = 0.20 mol/L [CO2] = 0.30 mol/L [H2O] = [CO] = 0.55 mol/L What is the mole fraction of CO(g) in the equilibrium mixture? Using the equilibrium concentrations given above, calculate the value of Kc, the equilibrium constant for the reaction. Determine...
At a certain temperature, 0.4811 mol of N2 and 1.801 mol of H2 are placed in a 2.50 L container. N2(g)+3H2(g)−⇀↽−2NH3(g) At equilibrium, 0.1001 mol of N2 is present. Calculate the equilibrium constant, Kc. Kc=
3. Nitrogen and oxygen react to produce nitric oxide according to the following equation: N2 (g) + O2 (g) → 2 NO (g) The equilibrium constant for this reaction is 1.70 x 10-3. Suppose that 0.280 mol N2 and 0.120 mol O2 are mixed in a 3.00-L reaction vessel. What will be the concentrations of N2, O2, and NO when equilibrium is established? (Hint: assume that the amounts of N2 and O2 that react are small—less than 10% of the...
1. At a certain temperature, 0.338 mol CH4 and 0.808 mol H2O is placed in a 4.00 L container. CH4(g)+2H2O(g)????CO2(g)+4H2(g) At equilibrium, 4.89 g CO2 is present. Calculate Kc. 2. At a certain temperature, 0.352 mol CH4 and 0.862 mol H2S are placed in a 1.50 L container. CH4(g)+2H2S(g)????CS2(g)+4H2(g) At equilibrium, 14.5 g CS2 is present. Calculate Kc . 3. At a certain temperature, 0.3211 mol of N2 and 1.501 mol of H2 are placed in a 2.50 L container....
4. When 1.00 g of N2 is mixed with 2.25 g of H2 according to the following balanced equation, how many grams of N2 are left over? N2(g) + 3 H2(g) + 2NH3(g) Molar Masses: 28.02 g/mol 2.016 g/mol 342.150 g/mol
1- At a certain temperature, 0.820 mol of SO3 is placed in a 2.50-L container. 2SO3(g)---->2SO2(g)+O2(g) At equilibrium, 0.120 mol of O2 is present. Calculate Kc. 2- At a certain temperature, the equilibrium constant, Kc, for this reaction is 53.3. H2(g) + I2(g)----->2HI(g) At this temperature, 0.300 mol of H2 and 0.300 mol of I2 were placed in a 1.00-L container to react. What concentration of HI is present at equilibrium? 3-Carbon disulfide is prepared by heating sulfur and charcoal....
7.5 1) A chemist places a mixture of 2.00 mol hydrogen gas, H2(8): 1.00 mol of nitrogen gas, N2(g)and 2.00 mol of ammonia gas, NH3 (8) in a sealed rigid 1.00 L flask at 750 k The equilibrium constant for this reaction is 1.05 10 A21 at 750 k A) Write the balanced equation for the synthesis of ammonia gas Calculate Q from the initial amounts of gas B) C) Determine whether the chemical system is at equilibrium. If the...
At a certain temperature, 0.4411 mol of N2 and 1.581 mol of H2 are placed in a 1.50 L container.N2(g)+3H2(g)⇌2NH3(g)At equilibrium, 0.1401 mol of N2 is present. Calculate the equilibrium constant, Kc.Kc=_____