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 67

  1. Chemistry

    Predict the product(s) and write a balanced equation for the following redox reaction: pentane (C5H12) + oxygen ---->
  2. Chemistry

    How is Stiochmetry or anything that has to do with quantities in chemical reaction used in everyday like except for making cakes?
  3. Chemistry

    Sulfur Trioxide can be dissolved to form sulphuric acid. But it is avoided since the reaction is violent. Explain why?
  4. chemistry

    calculate the number of grams of co2 that can be absorbed by complete reaction with a solution that contains 5.00 g of sodium hydroxide
  5. chemistry

    what is the pressure of H2 if the hydrogen gas collected occupies 14L at 300K and was produced upon reaction of 4.5 mol of Al?
  6. chemistry

    Describe three ways you might be able to speed the reaction of CH4+Cl2 -> CH2Cl2+HCl
  7. Chemistry

    Identify the balanced net ionic equation for the reaction 2Na3PO4(aq) + 3CaCl2(aq)¨ 6NaCl(aq) + Ca3(PO4)2(s)
  8. HCA/220

    how does blood clotting, immune response, allergic reaction and hormone resonse relate to each other
  9. chemistry

    what is the relationship between reaction rate and shape of equilibrium graph in terms of concentration versus time?
  10. chemistry

    consider the following reaction: Mg(s)+ 2HCl(aq) --> MgCl2 (aq)+H2 (g) What minimum amount of 1.75 M HCl is necessary to produce 27.5 L of H2 at STP?
  11. CHEMISTRYYY

    consider the following reaction: Mg(s)+ 2HCl(aq) --> MgCl2 (aq)+H2 (g) What minimum amount of 1.75 M HCl is necessary to produce 27.5 L of H2 at STP?
  12. apchemistry

    thank you for your help before---also, what can i react with BaO to get some noticable consequence---how can i show that what MgO was involved in the reaction?
  13. science

    What actually happens if we mix the chloroform with hexane? what is the exact reaction between them & is the resulting product ia stable?
  14. Chemistry

    Write the net ionic equation for the precipitation reaction between ammonium sulfide and cadmium nitrate.
  15. Chemistry

    Write the net ionic equation for the precipitation reaction between ammonium sulfide and cadmium nitrate.
  16. Chemistry

    Write the net ionic equation for the precipitation reaction between ammonium sulfide and cadmium nitrate.
  17. Chemistry

    what is the precipitate formed when benedicts solution reacts with glucose? give the net ionic equation for the reaction.
  18. college

    In the reaction Fe2O3 + 3CO ¨ 2Fe + 3CO2 How much CO is used to produce 112 grams of iron?
  19. chemistry

    In the reaction Fe2O3 + 3CO ¨ 2Fe + 3CO2 How much CO is used to produce 112 grams of iron?
  20. science

    why did the balance record a decrease in mass during the reaction betwwn iron sulphide and hydrochloric acid?
  21. Sport

    How do I explain using Newtons 3rd Law the nature of the reaction force which provides impulsion for a cyclist?
  22. chemistry

    Na3PO4(aq) + AlCl3(aq) produces? Complete and balance each of the following equations. If no reaction occurs, write NOREACTION.
  23. ap chemistry

    what is the galvanic cell for the redox reaction between sodium dichromate and mercury(I) nitrate in an acidic solution.
  24. Chem 11

    How many grams of O2 are required to produce 255grams of SO2 in following reaction? 4FeS2+11O2===> 2Fe2O3+8SO2
  25. chemistry

    HOw many calories of heat were produced by the reaction of 10ml water with the powder of two compartments (2x3.23 g) of the heater?
  26. grade 12 chem

    use the activity series to predict if a reaction will occur, complete and and balance your equation. Zn(s)+ Cu(NO3)2
  27. organic chemistry

    What is the product of reaction of triphenylmethanol heated up with 40% HI in glacial acetic acid and then treated with sodium bisulfite?
  28. PHYSICS

    What is the reaction effect of the following action effects? a) Earth orbits the sun b) Ball accelerates downward Thank YOu.
  29. PHYSICS

    What is the reaction effect of the following action effects? a) Earth orbits the sun b) Ball accelerates downward Thank YOu.
  30. W.H.Atwell

    Does 2Na 2H2O 2NaOH H2 shows that the total mass during a chemical reaction stays the same?
  31. chemistry

    If 2.00g of Zn is allowed to react with 1.75g of CuSO4, how many grams of Zn wil remain after the reaction is complete?
  32. Chemistry

    Determine how many milliliters of 0.448 M HClO4 will be required to neutralize 38.30 g Ca(OH)2 according to the reaction: 2HCl+Ca(ClO4)2+2H20
  33. science

    In the equation: Fe(NO©ý)©ý (aq) + 3KSCN (aq) ¡æFeSCN©ý (aq) + 3KNO©ý (aq) Why do two aqueous solutions form? What is this calle? Is there a seconday reaction?
  34. chemistry

    How many moles of oxygen can be obtained by the decomposition of 7.5 mol of reactant in the following reaction? 2KClO3 -> 2KCl + 3O2
  35. Chemistry

    how do you and write a combination of reaction equations? Sodium metal reacts with chlorine gas? Na(s) + Cl(subscript)2(g)---______?
  36. Chemistry

    how many liters of oxygen are necessary for the combustion of 425 g methane assuming the reaction takes place at STP
  37. Chemistry

    Use the data in Table 15.3 to calculate the equilibrium constant for the following reaction: HCOOH(aq) + OH(aq) <-->HCOO(aq) + H2O(l)
  38. Chemistry

    2C2H6 +7O2 --> 4CO2 + 6H2O If 6 moles of O2 are used in the following reaction, how many grams of CO2 will be produced?
  39. Chemistry

    Dilute H3PO4(aq) and NaOH(aq) are mixed in chemically equivalent quantities. Write the formula equation for the reaction
  40. chemistry

    why would a polystyrene cup be used in an exothermic reaction between HCl and NaOH instead of a beaker?
  41. chemisry

    8. Write the structural formula of organic product that would result from the reaction: CH3—CH=CH2 + H2O->.
  42. annandale

    If a lab group were using hydrochloric acid to perform a substitution reaction, which precaution would not be a concern?
  43. chemistry

    explain inside a flashbulb are the 2 reactants necessary for a violent reaction that produce light yet they don't react..
  44. chemistry

    How many grams of HCl must be used to produce 10.0L of chlorine gas at STP? Reaction: 2HCl (g)--->H2 (g)+Cl2 (g)
  45. Physical science

    A little hexane is poured into a crucible and burnt what is a balanced chemical equation for this reaction
  46. Chemistry

    After 79 mins 20.0% of a compound has decomposed. What is the half life of this reaction assuming first-order kinetics?
  47. Chemistry

    Do chemists speed a reaction by using bunsen burners or steam baths because this lowers the activation barrier?
  48. chemistry

    what is the coefficients on Oxygen in the balanced equation for the following hydrocarbon combusion reaction C7H14 + O2 = CO2 + H2O
  49. chemistry

    Silver is electroplated at the cathode of an electrolysis cell by the half reaction Ag+(aq) + e- --> Ag(s) How many moles of electrons are required to electroplate 5.8g of Ag?
  50. chemistry

    How many moles of A1 are needed to react with each mole of CuSO4 in the reaction 2AI + 3CuSO4 -> 3Cu + AI2(SO4)3.
  51. Chemistry

    At 319K the decomposition of dinitrogen tetroxide occurs with the following Kp: 2NO2(g)<>2NO(g)+O2(g) Kp=.700 What is the value of Kc for this reaction?
  52. Chemistry

    How do I find the POtential Energy for a reaction from strontium chloride and potassium carbonate? and what is the chemical reactions for the above
  53. Chemistry

    A(n) ____ reaction is one in which oxygen reacts with another compound to form carbon dioxide, water, and heat.
  54. chemistry

    After 56.0 min, 25.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?
  55. CHEMISTRY hw

    enter the net ionic equation, including phases, for the reaction of AgNO3(aq)with Ba(OH)2(aq). 2AgNO3 + Ba(OH)2--->2AgOH +Ba(NO3)2
  56. ochem

    For a Grignard reaction, if you start with 3.97 mL of pure bromobenzene and 0.733 g of 1-phenylethanone, what is the theoretical yield of 1,1-diphenylethanol? Please help.
  57. Chemistry

    Write the net ionic equation for the precipitation reaction between ammonium sulfide and cadmium nitrate.
  58. Chemistry

    when 0.20 mole HF is dissolved in water to a volume of 1.00 L, 5.8% of the HF dissociates to form F- (aq). What is the equilibrium constant for the reaction ? HF(aq) + H2O (I) ----- F- (aq)+H3O+(aq)
  59. Chemistry

    when 0.20 mole HF is dissolved in water to a volume of 1.00 L, 5.8% of the HF dissociates to form F- (aq). What is the equilibrium constant for the reaction ? HF(aq) +H2O(l) ------ F- (aq) +H3O+ (aq)
  60. chemistry

    The dH for the reaction below is -482 kJ. Calculate the heat (kJ) released to the surroundings when 12.0 g of CO (g) reacts completely. 2CO(g) + O2(g) --> 2CO2(g)
  61. chemistry

    The dH for the reaction below is -482 kJ. Calculate the heat (kJ) released to the surroundings when 12.0 g of CO (g) reacts completely. 2CO(g) + O2(g) --> 2CO2(g)
  62. Chemistry

    When the equation for the following reaction in basic solution is balance, what is the sum of the coefficients? MnO2 + HO2^1-.....>MnO4^1- A=11 B=31 C=14 D=9
  63. Chemistry

    If a reaction yields 2.5165 × 10^8 kJ, then how much mass was lost? (User 3.00 x 108 m/s as the speed of light) 2.30 × 10^-3 kg 5.60 × 10^-3 kg 2.80 × 10^-12 kg 5.60 × 10^-12 kg Please help.
  64. Chemistry

    When the oxidation-reduction reaction shown here is balanced, how many electrons are transferred for each atom of copper that reacts? Ag^+ + Cu = Ag + Cu^2+
  65. Chemistry

    Complete the following chemical reaction. Label any precipitate that forms. KCl(aq) + AgNO3 (aq) ¨KNO3 (aq)+AgCl(s)
  66. chemistry

    if a reaction vessel contains 11.5g NH3, 12.0g O2, and 10.5g CH4, what is the maximum mass in grams of hydrogen cyanide that could be made?
  67. ap chemistry

    Consider the reaction 2 Al2O3(s) ! 4 Al(s) + 3 O2(g) . H = +3339.6 kJ/mol What is the change in heat when 0.455 L of a 3.60 M Al solution reacts with excess O2 ?
  68. Chemistry

    Calclte the number of moles of ethane needed to produce 10.0 grams of water according to the following reaction.
  69. Dollarway

    What kind of reaction occurs when a molecule of glucose reacts with oxygen to give carbon dioxide and water?
  70. Chemistry

    How do I balance this redox reaction? MnO4- + Fe2+ + H+ + Mn2+ + Fe3+ + H2O I don't understand. Don't I need a product?
  71. chemistry

    Determine how many milliliters of 0.255 M HClO4 will be required to neutralize 48.56 g Ca(OH)2 according to the reaction: 2HClO4(aq)+Ca(OH)2(s)=CA(ClO4)2(aq)+2H2O(l)
  72. Chemistry

    What type of reaction occurs between zinc and Acetic acid? I think it is double replacement but I am not sure. Thank for the help :)
  73. Chemistry

    What mass of glucose can be produced from a photosynthesis reaction that occurs using 21.2 mol CO2? Answer in units of g
  74. Chemistry

    Complete and Balance the following equation using the half-reaction method; (MnO4^-) + (CH3OH) --> (Mn^2+) + (HCO2H)
  75. Chemistry

    Complete and Balance the following equation using the half-reaction method; (MnO4^-) + (CH3OH) --> (Mn^2+) + (HCO2H)
  76. chemistry

    In the reaction Mg(s) + 2HCl(aq) d H¿(g) + MgCl¿(aq), how many moles of hydrogen gas will be produced from 250.0 milliliters of a 3.0 M HCl in an excess of Mg?
  77. chemistry

    What is the mole ratio between all compounds of this reaction:HC2H3O2 + NaHCO3 = NaC2H3O2 + H2O + CO2
  78. chem

    what is the percent yield if 27 g of h20 obtained when 33 g of c3h8 reacts with 56 L of 02 at STP.The secong product of reaction is CO2
  79. chemistry

    why wouldn't a higher experimental ratio of HCl increase the reaction rate for synthesis of t-pentyl alcohol?
  80. Chemistry

    How many grams of silver will be produced on the reaction of 50.00g iron metal with an excess of a copper (ii) sulfate solution ?
  81. Chemistry

    What is the theoretical mass of the products in the double displacement reaction: CaCl2 (aq) + Na2CO3 (aq) → 2NaCl (aq) +CaCO3 (aq)
  82. chemistry

    14. The reaction H2S (aq) = HS-(aq)+ H+(aq) has pK = 7 at 298 K, 1bar. Consider a solution in which total dissolved sulfur is 10^-5 molal. At pH = 3, pH2S =
  83. Chemistry - Le Chateli.

    3Fe(s) + 4H2O(g) <-> Fe3O4(s) + 4H2(g) What happens when Fe(s) is added? Would the reaction shift right?
  84. Chemistry

    In the following unbalanced reaction, which atom is oxidized? HNO3 + HBr -> NO + Br2 + H2O Is the answer bromine?
  85. chemistry

    In the reaction Mg (s) + 2HCl (aq) H2 (g) + MgCl2 (aq), how many liters of hydrogen gas will be produced from 75.0 milliliters of a 3.0 M HCl in an excess of Mg at STP?
  86. chemistry

    5. Identify whether the following reaction is an oxidation or a reduction. a. Ni2+ + 2e- ¨ Ni b. 2Br- ¨ Br2 + 2e- c. O2 + 4e- ¨ 2O2- d. Zn ¨ 2e- + Zn2+ e. H2 ¨ 2H+ + 2e-
  87. us history

    Describe the long-term political and economic effects of the Reconstruction and southern reaction on African Americans
  88. chem

    How many grams of NH3 are required to make 52.7g H2O in the following reaction : 4NH3+6NO->5N2+6H2O
  89. Chemistry

    For the following reaction, identify the substance oxidized, reduced and the oxidizing and reducing agents. 2SO2 + O2 ----> 2SO3
  90. chemistry

    For the following reaction, identify the substances oxidized, reduced and the oxidizing and reducing agents? 2SO2 + O2 --> 2SO3
  91. chemistry

    For the following reaction, identify the substances oxidized, reduced and the oxidizing and reducing agents? 2SO2 + O2 --> 2SO3
  92. chemistry

    How many grams of Ni(OH)2 are produced from the reaction of 25.0mL of a 0.600M NaOH solution? NiCl2(aq)+2NaOH(aq)→ Ni(OH)2(s)+2NaCl(aq)
  93. Chemistry

    After 53.0 min, 14.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?
  94. Chemistry

    The half-life (t1/2) of a first order reaction is 0.100 s. What is the rate constant? a. 6.93 s-1 b. 0.693 s-1 c. 0.0693 s-1 d. 0.144 s-1 e. 3.01 s-1
  95. chemistry

    What volume of chlorine gas at 42.0 oC and 1.30 atm is required to react completely with 34.2 g of phosphorus (P4) according to the following reaction?
  96. Science

    Which statement best summarizes the world’s reaction to stratospheric ozone depletion discussed in Chapter 7.4 of your text?
  97. chemistry

    What mass of bromine gas will form from the complete reaction of 150 g potassium bromide and 120 g of chlorine
  98. chemistry

    Balanced equation of the reaction that occurs when the butane in cigarette lighters burns in the presence of enough oxygen
  99. Chemistry

    In the reaction C(s) + 2S(s) ¨ CS2(l), the change of enthalpy (ƒ¢H) is 89.3 kJ. Calculate the amount of heat absorbed when 6.33 g of carbon disulfide is formed.
  100. chemistry

    Urea (CO(NH2)2) can react with water to form CONH2NH+ 3 and a hydroxide ion. Which statement is true for this reaction?
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