For the reaction H2(g) + I2(g) ↔ 2 HI(g), you have the initial concentrations [H2] = 0.15 and [I2] = 0.05. Keq for the reaction at this temperature is 4.5 x 10-6. Make a reaction table. Include rows for initial

106,288 results, page 77

  1. Chemistry

    Consider the reaction, 3H2 + N2 → 2NH3. If H2 is reacting at the rate of 0.15 M/s, at what rate is NH3 being produced?
  2. chemistry

    CH3OH(g) CO(g) + 2 H2(g) H = +90.7 kJ . Calculate the amount of heat transferred when 35.0 g of CH3OH(g) are decomposed by this reaction at constant pressure
  3. Chemistry

    3O2(g)---> 2O3(g) At a given instant, the reaction rate in terms of [O2] is 2.17x10^-5 mol/L*s. What is it in terms of O3?
  4. Chem

    3O2(g)---> 2O3(g) At a given instant, the reaction rate in terms of [O2] is 2.17x10^-5 mol/L*s. What is it in terms of O3?
  5. chemistry

    What are several reasons why the actual yield from a chemical reaction is not usually equal to the theoretical yield?
  6. science- chemistry

    what is the rate of reaction, if rate of consumption of iodide is 2.130x10^-5? 5I-(aq)+IO3-(aq)+6H+(aq)<-> 3I2(aq)+3H2O(l)
  7. Chemistry

    Given that E^o = 0.52 V for the reduction of Cu+(aq) + e - (yields) Cu(s) Calculate E^o, (delta)G^o and K for the following reaction at 25°C. 2Cu2+(aq) (yields) Cu2+(aq) + Cu(s)
  8. chemistry

    what type of reaction is this Li + H2O --> LiOH A. Combination B. Combustion C. Decomposition Im thinking combination but the H2 is confusing me
  9. Chemistry

    what is the net ionic equation for the reaction of aqueous sodium chloride with aqueous silver nitrate.
  10. Chemistry

    The Ka value of nitrous acid, HNO2 , is 4.0 × 10¯4 . What is the equilibrium constant for the reaction; NO2¯ + H2O <-> HNO2 + OH¯ ?
  11. Chemistry

    The Ka value of nitrous acid, HNO2 , is 4.0 × 10¯4 . What is the equilibrium constant for the reaction; NO2¯ + H2O <-> HNO2 + OH¯ ?
  12. Chemistry

    How many grams of water are produced from the reaction of 1L of 2 molarity hydrochloric acid with 1L of 2 Molarity barium hydroxide?
  13. chemistry

    what volume of a 0.272 M solution of HBr is needed for a reaction that requires 49.5 g of HBr? Answer in units of L.
  14. psychology

    reaction paper about the door to door movie? true story by bill porter
  15. physical

    What is the reaction force to an action force of 750 N exerted by Earth on an orbiting communications satellite?
  16. chemistry

    What is the oxidizing agent in the following reaction? Cl2 (g) + 2Na+ (aq) + 2Br- (aq) --> 2Na+ (aq) + 2Cl- (aq) + Br2 (l)
  17. chemistry

    2H2 (g) O2 (g) --> 2H2O (g) if 44 g of O2 are reacted , determine the amount if heat transferred in the reaction when the Heat = -483.6 kJ
  18. chemistry

    2H2 (g) O2 (g) --> 2H2O (g) if 44 g of O2 are reacted , determine the amount if heat transferred in the reaction when the Heat = -483.6 kJ
  19. chemistry

    How many molecules of hydrogen gas are produced by the reaction of tin with 20.0 L hydrogen mono fluoride at STP
  20. science(chemistry)

    complete the following reaction: 1.CH3-CH-_CH2+H2O 2.CH2-CH2+Br2
  21. CHEM

    Consider the reaction, 3 NO2(g) + H2O(l) ® 2 HNO3(aq) + NO(g), where DH = – 137 kJ. How many kilojoules are released when 92.3 g of NO2 reacts?
  22. Chemistry

    Write the acid-dissociation reaction of nitrous acid (HNO2) and its acidity constant expression.
  23. chem

    carbamic acid and ammonia react to form an amide and water. What is the amide product of this reaction.
  24. chemistry

    How do you write a net ionic and complete ionic equation for the reaction HClO4 + Mg(OH)2 --> MgClO4 + H2O?
  25. chemistry

    Explain how mixing red paint and white paint could be used as an analogy for a neutralization reaction.
  26. Chemistry

    If the standard enthalpy of formation of PH3(g) is +5.4 kJ mol-1, calculate the reaction enthalpy for 2PH3(g)--->2P(s)+3H2(g)
  27. physical science

    In terms of energy, the general chemical equation AB+CD+energy = AD+CB represents a (an)_________ reaction.
  28. chemistry 11

    what conclusion can you make from the ratio of moles of copper to moles of iron in this reaction fe+cucl2---> fecl2+ cu
  29. chemestry

    How many grams of O2 are needed to produce 45.8 grams of Fe2O3 in the following reaction? 4Fe(s)+3O2(g) - 2Fe2O3(s)
  30. chemistry

    How many grams of O2 are needed to produce 45.8 grams of Fe2O3 in the following reaction? 4Fe(s)+3O2(g) - 2Fe2O3(s)
  31. Chemistry

    A cell has a standard emf of +0.177 V at 298 K. What is the value of the equilibrium constant for the cell reaction a) if n=1? b) if n=2?
  32. science

    If solid iodine sublimes to produce iodine gas:write down the equation for the reaction
  33. CHEM

    How many liters of O2 will react with 100 liters of H2 according to the gas phase reaction: O2 + 2H2 ------2H2O
  34. Chemistry

    How many milliliters of 1.5 M HCl must be transferred from a reagent bottle to provide 25g HCl for a reaction?
  35. AP Chemistry

    The equilibrium constant Kp is 5.00×10^17 at 25◦C for the reaction C2H4(g) + H2(g)<->C2H6(g). From this information, calculate ∆G0 at 25◦C
  36. chemistry

    Complete the following fission reaction 1n0 + 235U92 → 131Sn50 + ? + 2 1n0 + energy
  37. chemistry

    Complete the following fission reaction 1n0 + 235U92 → 131Sn50 + ? + 2 1n0 + energy
  38. Chemistry

    If 507 g FeCL2 were used up in the reaction FeCL2 + 2NaOH > Fe(OH)@(s) + 2NaCL, how many grams of Fe(OH)2 would be formed?
  39. CHEMISTRY

    A voltaic cell is constructed that uses the following reaction and operates at 298 K: 2 Al(s) + 3 Mn^2+(aq) 2 Al^3+(aq) + 3 Mn(s). What is the potential, E, of this cell when [Mn^2+] = 0.10 M and [Al^3+] = 1.5 M?
  40. Chemistry

    How many moles of hydrochloric acid are required to react with 2.57 moles of calcium hydroxide in a neutralization reaction?
  41. Chemistry

    What determines whether one metal will replace another metal from a compound in a single-replacement reaction?
  42. HELP PLZ

    What determines whether one metal will replace another metal from a compound in a single-replacement reaction?
  43. Science

    What determines whether one metal will replace another metal from a compound in a single-replacement reaction?
  44. science

    ZnS(aq) + 2HCl(aq) --> ZnCl2(aq) + 2H2S(g) what happens in this reaction means what changes& colour happens????
  45. Chemistry

    A reaction uses 4.5 grams of oxygen and an excess of nitrogen. How many grams of dinitrogen pentoxide are produced?
  46. Physical science

    Is a chemical reaction the same as a chemical change i need to know so that i can plug it in to answer a question
  47. Science

    A swimmer that pushes the water back with feet and arms what is the reaction force? What is the action force?
  48. chemistry

    How many moles of H2S would we expect to be formed by reaction if 3.50 moles of HNO3 reacted completely?
  49. CHEMISTRY

    HOW MANY MOLES OF SILVER IODIDE COULD BE PRODUCED IF THIS REACTION WAS STARTED WITH 4.3 MOL IODINE AND AN EXCESS OF SILVER?
  50. CHEMISTRY

    HOW MANY MOLES OF SILVER IODIDE COULD BE PRODUCED IF THIS REACTION WAS STARTED WITH 4.3 MOL IODINE AND AN EXCESS OF SILVER?
  51. chemistry

    39.3 grams of c6h6 are allowed to react with 108.3 grams of o2. How much co2 will be produced by this reaction?
  52. Chemistry

    Hydrazene can be used in fuel cell N2H4(aq)+o2(g)->N2(g)+2H2O(l) IfΔG°for this reaction is -600kj what will be the E°for the cell?
  53. chemistry

    If 6.30 moles of C5H12 reacts with excess O2, how many moles of CO2 will be produced in the following combustion reaction?
  54. chemistry

    a 10.0 ml sample of a hcl solution is titrated with 32.6 ml of a 0.155 m naoh solution. what is the equation for the neutralization reaction?
  55. chemistry

    . In the following reaction: Fe2O3 + 3C → 2Fe + 3CO; how many grams of C are needed to react with 16.5 g Fe2O3?
  56. Chemistry

    For the reaction: Pb(NO3)2(aq) + 2KCl(aq)->PbCl2(s) + 2KNO3(aq) How many grams of PbCl2 will be formed from 63.0 mL of a 1.60 M KCl solution?
  57. Chemistry

    In a reversible reaction PCl5 ↔ PCl3 + Cl2, the value of K is 2.5. What will the partial pressure of Cl2 be?
  58. Chemistry

    Draw the product(s) of the following reaction CH3-CH2-C(triple bond)C-CH2 ---------> ? (Na/NH3)
  59. Chemistry

    The volume equivalent of CO2(at stp)in the reaction NaHCO3+HCL=NaCL+H2O+CO2 is
  60. Chemistry

    The volume equivalent of CO2(at stp) in the reaction. NaHCO3+HCL=NaCL+H20+CO2 is
  61. Science

    If 2.4g of magnesium burns in oxygen to produce 4.0g of magnesium oxide, Write a balanced equation for the reaction
  62. biology

    HELP PLEASE!!!! How does the outcome of a chemical reaction that absorbs energy differ from one that releases energy?
  63. Chemistry

    Consider the Unbalanced Reaction: Al2O3(s) + CO(g) → Al(s) + CO2(g) Estimate ∆G at 298 K if 7.1 moles of Al2O3(s) is reacted.
  64. chemistry

    What's the net ionic equation for the reaction: PH3(g) + O2(g) → P2O5(s) + H2O(g)? Please go step by step:)
  65. scince thanks

    is a chemical reaction and chemical change the same if not what is the difference?
  66. BioChemistry

    What and where is the equivalence point? Is it in the beginning of the experiment or at the reaction point?
  67. Chemistry

    What is the difference between a spontaneous and a non spontaneous reaction?
  68. CHEMISTRY

    IN THE REACTION P4 +5 O2= 2P 2 O5. HOW MANY MOLES OF O2 ARE CONSUMED EACH TIME 0.5 MOLES OF P2 O5 ARE FORMED?
  69. chemistry

    the reaction between CV+ and -OH, is CV+ lewis acid and OH lewis base
  70. chemistry

    the reaction between CV+ and -OH, is CV+ lewis acid and OH lewis base
  71. science

    which one of these is a possible reaction? Cl2 + Br2 Br^-1 + I^-1 I2 + Cl^-1 Br2 + I^-1
  72. Chemistry

    When aqueous CuSO4 is added to aqueous Na2S2O3, why is there no reaction?
  73. Chemistry

    The Ksp value for FeS is 6 x 10^-18 M. FeS(s) --> Fe^(2+)(aq) + S^(2-)(aq) What is DG at 25 degrees C for the reaction?
  74. chemistry

    if 500 g of mgcl2 are produced in the above reaction how many l of h2 are produced
  75. Chemistry

    If you produce 3.5 moles of H2, how many moles of aluminum did you use in the reaction?
  76. Chemistry

    calculate the delta G^o and Kc for the reaction: 2Al + 3I2 = 2Al^3+ + 6I-
  77. Chem II - Equilibrium

    3.9 moles of NO and 0.88 moles of CO2 are allowed to react as NO + CO2 <--> NO2 + CO At equilibrium 0.11 moles of CO2 was present. Kc for the reaction is _____ 0.27 1.7 3.14 6.03 Don't you need to know how many liters, to figure Kc don't you have to change everything to ...
  78. Chemistry-please help

    1) Metals that are above hydrogen in the reactivity series react with dilute hydrochloric acid to produce hydrogen gas. Lead is just above hydrogen in the reactivity series.I read a book that says no reaction occurs between lead & dilute acid. Why? Is it because the reaction ...
  79. Chemistry - Equilibrium

    Silver ion concentrations are needed for a solution. You have 0.050 M AgNO3, if you added 5.0mL of 12. M NH3 to 500.mL of this solution, how much silver ion in M will you have at equilibrium? [Kf for Ag(NH3)2+ is 1.5 x 10^7]
  80. Physics

    A projectile, fired with unknown initial velocity, lands 18.4 s later on the side of a hill, 2740 m away horizontally and 469 m vertically above its starting point. (Ignore any effects due to air resistance.) (a) What is the vertical component of its initial velocity? m/s (b) ...
  81. Physics

    A projectile, fired with unknown initial velocity, lands 18.4 s later on the side of a hill, 2740 m away horizontally and 469 m vertically above its starting point. (Ignore any effects due to air resistance.) (a) What is the vertical component of its initial velocity? m/s (b) ...
  82. AP Chemistry

    Like all equilibrium constants, Kw varies somewhat with temperature. Given that Kw is 7.51×10−13 at some temperature, compute the pH of a neutral aqueous solution at that temperature.
  83. Science

    Chemistry Enthalpy Calculations? Given the equation: CaO + H2O ----> Ca(OH)2 A 1 g sample of CaO is dissolved in 100 ml water with density 1.00g/ml. The temperature rise is 3.7 degrees C. The specific heat is 4.00 J/g*deg. 1. Calculate the heat (in J) absorbed/given off by ...
  84. Engineering Math

    I don't know where to start on this one. A thermometer is taken from an inside room to the outside, where the air temperature is ten degrees Fahrenheit. After one minute the thermometer reads 40 degrees Fahrenheit, and after two minutes it reads twenty-five degrees Fahrenheit...
  85. Physics

    Bar BC in the figure has length L, constant cross sectional area A, and is composed of a homogeneous material with modulus E. The bar is fixed between walls at B (x=0) and C (x = L). The bar is subjected to a variable distributed load per unit length, oriented in the direction...
  86. Chemistry

    75.0 claories of heat were added to 50.0 ml of water, the initial temperature of the water being 25.0 celcius. What is the final temp. of water?
  87. Chemistry

    Consider the following reaction. 2A(aq) (Two way arrows) B(aq) Kp = 5.48*10^-5 at 500K If a sample of A at 3.10atm is heated to 500K, what is the pressure of B at equilibrium? I know I need to do the ICE table, but am having trouble solving for x once I plug everything in. "A...
  88. physics133

    1 The principle of conservation of heat energy states that that when an object is at constant temperature or is in thermal equilibrium, it is losing and gaining heat at equal rates. the heat lost by a hot body is equal to the heat gained by the cold body in any system provided...
  89. Science

    Can anyone exlplain how particles behave in the reaction between iron and sulphur???!!! Ive checked all over google and cant find any helpful answers!!! PLZ HELP ME!!
  90. chemistry

    Which one of the following represents the theoretical yield, in moles, of precipitate for the double displacement reaction if 25.0 mL of 1.0 M aqueous calcium nitrate is added to 15.0 mL of 1.5 M sodium phosphate?
  91. chemistry

    Calculate the heat of reaction for changing 1.00 mol of silica that has been extracted from sand into the pure silicon that is need to make computer chips
  92. 7th grade

    A Pyrotechician is working on a new fourth of July rocket. He is using a highly reactive metal when burned. What can he use to lower the reaction rate????
  93. chemistry

    Using the balanced equation, determine the number of NaNO3 units in the visualization in the reaction. 3Ca(NO3)2(aq) + 2Na3PO4(aq) → 6NaNO3(aq) + Ca3(PO4)2(s)
  94. Chemistry Lab

    5.00 mL of .00500 M ferric nitrate is added to 5.00 mL of nitric acid and 10.0 mL of .00250 M thiocyanate solution. Calculate the intial Fe^3+ concentration before reaction. So how do I go about doing this?
  95. chem11

    write out the balanced reaction for magnesium and copper (I) chloride solution. Mg2(s) + 4CuCl2(aq) -> 2MgCl2(aq) + 4Cu(s) is this right? i'm not sure exactly how to do this. Please help
  96. science

    The combustion of acetylene in the presence of excess oxygen yields carbon dioxide and water: 2C2H2 (g) + 5O2 (g) ¨ 4CO2 (g) + 2H2O (l) The value of ƒ¢So for this reaction is __________ J/K.
  97. chemistry

    Which one of the gollowing represents the theoretical yield, in grams, of precipitate for the double displacement reaction if 25.0 mL of 1.75 M aqueous calcium nitrate is added to 15.0 mL of 1.50 M sodium phosphate?
  98. Physical Chemistry

    Calculate the standard reaction Gibbs energy of the oxidation of ammonia to nitric oxide according to the equation 4 NH3g) + 5O2(g) → 4 No(g) + 6 H2O(g).
  99. chemistry

    Balance the reaction below in acidic conditions: IO3- + I- --> I2 What volume of 0.352 M HCl is needed to produce 2.48x10-3 moles of iodine, I2, with an excess of KlO3 and Kl?
  100. Chem

    H2SO4 +NaCO3 > Na2SO4 +Co2 +H2O if 150.0 g Of Sulfuric acids is spilled what is the minimum number of moles of sodium carbonate to complete this reaction?
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