rate ofreaction = k[H2]1[I2]1
order of the eaction = sum of the powers of the concentration terms involved in the rate law expression
order of the reaction = 1 + 1 = 2
[C] [D] 3 1/2 [1 mark] Under certain circumstances hydrogen gas is found to react with...
Under certain circumstances, carbon dioxide, CO2(g), can be made to react with hydrogen gas, H2(g), to produce methane, CH4(g), and water vapor, H2O(g): CO2(g)+4H2(g)→CH4(g)+2H2O(g) How many moles of hydrogen gas would be needed to react with excess carbon dioxide to produce 53.6 moles of water vapor? Express your answer with the appropriate units. For example, write the unit moles as mol.
Hydrogen iodide gas decomposes into hydrogen gas and iodine gas at 453°C. If a 2.00 L flask is filled with 0.200 mol of hydrogen iodide gas, 0.156 mol hydrogen iodide remains at equilibrium. What is the equilibrium constant, Kc. for the reaction at this temperature? 2 HI (g) ⇌ H2 (g)+ I2 (8) 0.020 0.0062
Under certain conditions the rate of this reaction is zero order in hydrogen iodide with a rate constant of 0.0096 M(s-1): 2HI(g) --> H2(g) + I2(g) Suppose a 4.0L flask is charged under these conditions with 300.0 mmol of hydrogen iodide. After how much time is there only 150.0 mmol left? You may assume no other reaction is important. Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits.
For the following reaction, 0.310 grams of hydrogen gas are allowed to react with 43.4 grams of iodine. hydrogen (g) + iodine (s) hydrogen iodide (g) What is the maximum amount of hydrogen iodide that can be formed? grams What is the FORMULA for the limiting reagent? What amount of the excess reagent remains after the reaction is complete? grams Rev Tonal [References Use the References to me important values if needed for this question 21 For the following reaction,...
Assume that gaseous hydrogen iodide is synthesized from hydrogen gas and iodine vapor at 50*C where the equilibrium constant is 1.00x10-2. Suppose HI at 5.00x10-1 M, H2 at 1.00x10-2 M, and I2 at 5.00x10-3 M are mixed in a 5.0 L container. Calculate all concentrations at equilibrium. (Please show ICE table and all calculations! Thanks!)
6. (2 points) Nitrogen gas and hydrogen gas react to produce ammonia and release heat as shown in the thermochemical equation below. a. If 25,356 J of heat were released in the reaction, what is the mass of ammonia that was produced? b. Is the reaction exothermic or endothermic? ) + 3 H2(g) → 2 NH3(g) Hrxn = -92.2 kJ
2. The standard free energy of formation of gaseous hydrogen iodide is 1.30 kJ/mol at 25°C. Find Kp for the reaction H2(g) + 12(8) = 2HI(g) at this temperature. A) 7.0 B) 7100 C) 1.0 D) 2.4 E) 2.9 Ans: E Category: Medium Section: 17.6
1. Hydrogen gas, H2, reacts with nitrogen gas, N2, to form ammonia gas, NH3, according to the equation: 3 H2(g) + N2(g) → 2 NH3(2) - How many grams of H2 are needed to produce 14.43 g of NH3? 2. When propane (C2H8) burns, it reacts with oxygen gas to produce carbon dioxide and water. The unbalanced equation for this reaction is... CzHz (g) + O2(g) → CO2(g) + H2O(g) This type of reaction is referred to as a complete...
1- Be sure to answer all parts Kc for the reaction of hydrogen and iodine to produce hydrogen iodide, H2(g) +12(g) = 2H1(e) is 54.3 at 430°C. Determine the initial and equilibrium concentration of Hi ir initial concentrations of H2 and 12 are both 0.11 M and their equilibrium concentrations are both 0.048 M at 430°C. [HI]i = [HI]e = 2-Be sure to answer all parts. Kc for the reaction of hydrogen and lodine to produce hydrogen iodide. H2(g) +1218)...
8. (10 pts) The equilibrium constant at certain temperature for H2(g) + 1:(g) → 2 HI(g) is 55.17. If 1.0 mole of hydrogen and 1.0 mole of iodine are placed in 0.5 L flask, what is the equilibrium concentration of hydrogen iodide?