why is lead 2 iodide produced from the reaction of lead 2 nitrate and potassium iodide?

25,442 results
  1. Chemisrty

    if electricity of sufficient voltage is passed into a solution of potassium iodide in water, a reaction takes place in which elemental hydrogen gas and elemental iodine are produced, leaving a solution of potassium hydroxide. what is the unbalanced

  2. Chemistry

    In this investigation, you will study the reaction between lead(II) nitrate, Pb(NO3)2, and potassium iodide, KI, to determine the percentage yield of lead(II) iodide. This reaction occurs based on the following equation: This image shows Pb(NO sub 3 ) sub

  3. Chemistry

    Write a molecular equation for the precipitation reaction that occurs (if any) when the following solutions are mixed. If no reaction occurs, write NOREACTION. Are my answers below correct? I used the textbook 1. sodium chloride and lead (II) acetate

  4. chemistry 12

    what is the chemical formula for the reaction between lead acetate and potassium iodide? please show both reactants and products. :)

  5. chemistry

    I balanced an equation between lead(II) nitrate and potassium sulfate and ended up with: Pb(NO3)2 + K2SO4 --> PbSO4 + 2 KNO3 If 0.87 moles of potassium sulfate react with an excess amount of lead(II) nitrate, how many moles of lead(II) sulfate would be

  6. chem - precipitation problems

    When hydroge sulfide gas is passed through a solution of lead (II) nitrate, lead (II) sulfide precipitates out. Write a balanced equation for this reaction and calculate an average rate, in mol/s for the reaction from this data: 1) at 0 seconds, mass of

  7. Chemistry

    Lead(II) nitrate solution reacts with potassium iodide solution to produce lead(II) iodide and potassium nitrate. The answer in the book is: Pb(NO3)2(aq) + 2 KI(aq) ---> 2KNO3(aq) + PbI2(s) I understand how to write and balance the equation. However, I am

  8. chemistry

    Consider the reaction of solid aluminum iodide and potassium metal to form solid potassium iodide and aluminum metal. The balanced chemical equation is AlI₃(s) + 3 K(s) → 3 KI(s) + Al(s). Given the reaction has a percent yield of 67.8%, what is the

  9. Chemistry

    Lead(II) nitrate reacts with potassium iodine to produce lead(II) iodide and Potassium nitrate. If 1.23 mg of lead nitrate are consumed, what is the mass of the potassium nitrate produced?

  10. Chemistry

    a precipitate is expected when an aqueous solution of potassium iodide is added to an aqueous solution of: sodium sulfate iron(II) chloride calcium perchlorate barium hydroxide lead nitrate

  11. chemistry

    silver iodide powder has been used as and antiseptic and as and agent to seed clouds for rain . silver iodide is 45.9% silver by mass . if you separtate a 50-g sample of silver and iodide , how much iodide is into its elements, silver and iodide how much

  12. Chemistry

    The molar solubility of silver iodide in a 0.186 M potassium iodide solution is __________ M.

  13. chemistry

    Aqueous silver nitrate reacts with aqeous potassium iodide in a double-replacement reaction to produce a precipitate of silver iodide. If 34.6 ml of 0.563 M silver nitrate are used with 148.4 ml of potassium iodide: a) What molarity of potassium iodide

  14. Chemistry

    How would you write skeleton equations for these reactions? I am very confused Hydrogen iodide(G)= Hyrdrogen(G)+Iodide(G) Aluminum(s)+iodines(s)= Aluminum iodide(S) Silver Nitrate (aq)+Sodium sulfide (aq)= silver sulfide(S)+ sodium nitrate (aq)

  15. Chemistry!HELP

    32.12mL of 10.0 mol/l potassium chromate solution is reacted with 120.0m of 2.00mol/l lead (II) nitrate solution. The balanced equation is; 2KCrO4(aq)+Pb(NO3)2(aq)==>2KNO3(aq)+Pb(CrO4)2(s) a. Determine the limiting reactant b. What is the maximum mass, in

  16. Chemistry

    The primary route for making copper iodide is by reacting potassium iodide with copper sulfate: 2CuSO4 + 4KI + 2Na2S2O3 ==> 2CuI + 2K2SO4 + 2NaI + Na2S4O6 Identify potential green chemistry and green engineering challenges of the reaction.

  17. physics

    reaction of lead nitrate with sodium iodide

  18. general chemistry

    I need the oxidation half reactions, reduction half reactions, and net ionic equations for the following reactions: 1)magnesium +0.1M zinc sulfate 2)copper+0.1M zinc sulfate 3)zinc+0.1M copper(II)sulfate 4)zinc+3M HCl 5)copper+3M HCl 6)0.1M potassium

  19. chemistry

    Write and balance the equation for the reaction between nitric acid and potassium iodide. The products are potassium nitrate, iodine, nitrogen monoxide, and water. 2HNO3 + KI = KNO3 + I + 2NO + H2O (Did I write the equation correctly?)

  20. Chemistry

    We can precipitate out solid lead(II) iodide from an aqueous lead(II) nitrate solution by adding potassium iodide. If we have 500. mL of 0.632 M lead(II) nitrate solution and add excess potassium iodide, how much solid lead(II) iodide will form (in grams)?

  21. chemistry

    The reaction of aqueous cobalt(II) iodide and aqueous lead(II) nitrate is represented by the balanced formula equation. CoI2(aq) + Pb(NO3)2(aq) → PbI2(s) + Co(NO3)2(aq) Give the balanced ionic equation for the reaction. Include the states.

  22. Chemistry

    In the reaction between aqueous solutions of lead(II) chlorate and sodium iodide, which ions become spectator ions? a) Pb2+ b) ClO3- c) Na+ d) I-

  23. General Chemistry

    I add 5 drops Potassium Iodide (KI) to 5 drops lead nitrate (PbNO3). The solution is centrifuged and the aqueous layer is discarded. I then add 5 drops of nitric acid (HNO3), 5 drops of hydrogen peroxide and 10 drops of dichloroethane (C2H4Cl2) to the

  24. Chemistry

    For the following chemical reaction, how many moles of lead(ii)iodide (PbI2) will be produced from 8 mol of potassium iodide (KI)?

  25. albadea

    The concentration of iodide ions in a saturated solution of lead(II) iodide is __________ M. The solubility product constantof PbI2 is 1.4x10-8

  26. Chemistry

    One way to remove lead ion from water is to add a source of iodide ion so that lead iodide will precipitate out of solution: Pb2+(aq) + 2I−(aq) → PbI2(s) What volume of a 1.0 M KI solution must be added to 320.0 mL of a solution that is 0.22 M in Pb2+

  27. Green Chemistry

    The primary route for making copper iodide is by reacting potassium iodide with copper sulfate: 2CuSO4 + 4KI + 2Na2S2O3 ==> 2CuI + 2K2SO4 + 2NaI + Na2S4O6 Identify potential green chemistry and green engineering challenges of the reaction.

  28. chemistry

    does this sound right for what happens with the zinc and lead nitrate reaction? could i add anything else? The zinc displaces the lead. You can observe the lead preipitating on the zinc surface. The zinc changes to black crystals which dissolve in the

  29. Chemistry

    A reaction was run where lead nitrate and potassium iodide were mixed. The resulting precipitate only gave a 78.1% yield. If the actual yield was 25.0grams, how many grams of lead nitrate were used? This is what I have so far: Potassium Iodide= KI =

  30. chemistry

    How many moles of lead iodide are produced from 300. g of potassium iodide? Usie the reaction below. PB(NO3)+ KI = Ni9OH)2 + NaNO3

  31. Chemistry

    how many grams of potassium iodide can be produced by the reaction of 150 grams of iodide and 45.6 grams of potassium?

  32. chemistry / help please

    For each reaction,which ion in the precipitate was responsible for the color 1-reaction of Sodium Hydroxide and Copper(II)Sulfate 2-reaction of Sodium Sulfate and Barium Chloride. 3-reaction of Sodium Hydroxide and Iron(III)Sulfate. 4-reaction of Sodium

  33. chemistry

    What physical properties of calcium chloride, citric acid, sodium iodide, potassium iodide, and sucrose have in common?

  34. Chemistry

    Find two interesting factoids for ammonium iodide, sodium acetate, silver nitrate, calcium carbonate, lithium carbonate, aluminum chloride, and potassium iodide. What does "factoids" mean? I am still confused with the definition. Does it mean that the

  35. Chemistry

    Kim and Al need to determine the actual mass of lead(II) sulfate in grams that formed when 1250.0mL of 0.0500 M lead(II) nitrate was mixed with 0.2000 kL of 0.0250 M sodium sulfate. When the experiment was completed Kim determined that they had a 67.5%

  36. Science AP Chemistry

    It is necessary to add iodide ions to precipitate the lead(II) ions from 250 mL of 0.076 M Pb(NO3)2(aq). What minimum iodide ion concentration is required for the onset of PbI2 precipitation? The solubility product of PbI2 is 1.4 × 10−8 . Answer in

  37. Chemistry...verification

    2 equation 2CoI3 + 3 K2S= Co2S3 + 6KI 2 moles of Cobalt (III) iodide + 3 moles of Potassium sulfide = cobalt (III) sulfide + 6moles of Potassium Iodide assuming all that can react will react, how many grams of cobalt (iii) sulfide will form when 1318.89

  38. AP Chemistry

    What acid and what strong base would react in aqueous solution to produce the following salts in the formula equation? Write the balanced formula equation for each reaction. a. potassium perchlorate b. cesium nitrate c. calcium iodide

  39. chemistry

    20.0 mL of a 0.125 M solution of potassium iodide is added to 15.0 mL of a 0.235 M solution of lead (II) nitrate. A reaction occurs via the balanced equation below: 2KI(aq)+ Pb(NO3)2(aq) --> 2KNO3(aq) +PBI2(ppt) How much product can theoretically be

  40. CHM 090

    what mass of lead (II) iodide (PbI2, mass= 461 amu)is predictated by the addition of an excess of potassium iodide (KI, mass=166 amu)to 50.0 mL of 0.60 M lead(II) nitrate (Pb(NO3)2, mass=331.2 amu)? Pb(NO3)2 + 2Kl==>PbI2 + 2KNO3

  41. Chemistry

    Writing the net ionic equation for sodium fluoride+hydrochloride, magnesium iodide + lead (II) acetate sliver (I) acetate + potassium iodide nickel (II) sulfate + barium chloride barium acetate + ammonium sulfate barium hydroxide +aluminum bromide zinc

  42. Chemistry

    Suppose 0.780 of potassium iodide is dissolved in 150. mL of a 51.0mM aqueous solution of silver nitrate. Calculate the final molarity of iodide anion in the solution. You can assume the volume of the solution doesn't change when the potassium iodide is

  43. chemistry

    Determine the mass of the precipitate, lead iodide that is formed when 150 ml of 0.0500M pb(no3)2 is reacted with excess potassium iodide. if 3.3 of the precipitate is experimentally recovered, determine the percent yeild.

  44. chemistry

    A potassium iodide solution is made by mixing 0.520 g of potassium iodide with 120.0 mL of water. Calculate the molality of potassium iodide. Assume that the density of water is 1.000 g/mL

  45. Chemistry

    I have 5.0 ml of lead II NITRATE and mix it with 20.0 ml of Sodium Iodide. what is the formula of the precipitate

  46. chemistry

    For the following chemical reaction, how many moles of silver iodide (AgI) will be produced from 4 mol of calcium iodide (CaI2)?

  47. chemistry

    What is the net ionic equations for: 1. Arsenic(III) iodide + Sodium sulfide 2. Lead(II) nitrate + Ammonium oxalate 3. Magnesium chromate + Copper(II) sulfate

  48. chem 100

    Super confusing question im not sure how to approach a. Determine the concentration of lead ion in solution (the molar solubility) if PbI2(s) is in equilibrium with water. Ksp = 9.8*10-9 b. From part a, it should be clear that if Pb2+(aq) and I-(aq) are

  49. Science

    A chemistry teacher needs to prepare 750 ml of a 2.5M solution of Potassium iodide for a lab. How many grams of potassium iodide will be needed to make the solution?

  50. Science : Chemistry

    The concentration of dissolved chlorine in tap water can be determined by adding excess potassium iodide and then using aqueous sodium thiosulphate to precipitate the resulting iodide ions. In Ontario, the aesthetic objective for chlorine in tap water is a

  51. Science

    Lead(ll) Iodide can be produced from the reaction of Lead(ll) nitrate and potassium Iodide.What mass of lead(ll) iodide is produced when 50.0 mL of each solution is combined,forming a 0.750 M Solution of potassium nitrate? Please help me to solve this

  52. Chemistry

    I'm sorry here is another I do not understand. How do you find out exactly how much of a solution you would need to completely precipitate another compound in the reaction? We can precipitate out solid lead(II) iodide from an aqueous lead(II) nitrate

  53. chemistry

    why is lead 2 iodide produced from the reaction of lead 2 nitrate and potassium iodide?

  54. Chemistry

    A solution containing excess lead(ii) nitrate is reacted with 380.0ML of 0.250mol/L potassium iodide solution. A bright yellow Precipitate is of lead(ii) iodide is formed. Calculate the mass of lead (ii) iodide that should be formed. Pb(NO3)2+2KI->

  55. Chemistry

    60 mL of 0.322 M potassium iodide are combined with 20.0 mL of 0.530 m lead(II) nitrate. How many grams of lead (II) iodide will precipitate?

  56. chemistry

    Lead iodide is a relatively insoluble compound. It can dissolve from the solid phase into the aqueous phase with a Keq of 0.00027. If the concentration of lead iodide in the aqueous phase 0.125 M, then: a. we need more information to determine the progress

  57. science

    How many drop (1drop=0.05ml) of 0.20M potassium iodide must we add to 0.010M Pb(NO3)2 to get precipitation of lead iodide to start if Ksp of lead iodide is 7.1x10^-9.

  58. chemistry

    if 5liters of hydrogen iodide gas is bubbled through 2 liters of 0.0275 M lead 2 nitrate solution at STP, how many grams of lead 2 iodide will precipitate out?

  59. 12th grade-chemistry

    what mass of lead (ii) iodide (pbl2, mass=461 amu)is precipitated by the addition of an excess of potassium iodide (ki, mass=166 amu)to 50.0 ml of 0.60 m lead (ii) nitrate (pb(no3)2, mass=331.2 amu)?

  60. chemistry

    Stoichiometry 0.083grams of lead nitrate, Pb(NO3)2, in solutions mixed with 0.300g of sodium iodide in solution. This results in the formation of a yellow precipitate of lead iodide. Calculate the weight of the precipitate.

  61. CHEMISTRY

    Write the net ionic equation for the reaction between...(and MUST INCLUDE STATES, please post answers to all so i can verify if im correct and explanation to one of them) a) potassium hydroxide and copper(I) nitrate b) potassium sulfite and lead(II)

  62. Chemistry

    Calculate ΔG at 25°C for the precipitation of lead(II) iodide from mixing 100. mL of 0.10 M lead(II) nitrate solution with 100. mL of 0.10 M sodium iodide solution. The ΔG° for this precipitation reaction at 25°C = −46.2 kJ/mol.

  63. Chem

    Which of the following ionic compounds are soluble in water? Potassium perchlorate Lithium phosphate Lead nitrate Barium perchlorate Lead iodide

  64. Chemistery

    Writing the net ionic equation for sodium fluoride+hydrochloride, magnesium iodide + lead (II) acetate sliver (I) acetate + potassium iodide nickel (II) sulfate + barium chloride barium acetate + ammonium sulfate barium hydroxide +aluminum bromide zinc

  65. chemistry

    why different masses of precipitate were obtained when various volume of solution lead nitrate and potassium iodide mixed

  66. Chemistry

    125.0g each of two solids, lead (II) nitrate and pottassiuk iodide are dissolved in the same beaker. A reaction occurs that produces a precipitate. How many grams of precipitate are produced in the reaction?

  67. chemistry

    Solid lead(II) iodide was prepared by reacting 65.0 mL of a solution containing 0.218 M lead(II) ions with 80.0 mL of a solution containing 0.265 M iodide ions. If the actual yield of the reaction was 3.26 g, which choice is closest to the %yield of the

  68. chemistry

    describe how to prepare a .50 m solution of lead nitrate using only 100.00 mls of water. aslo discribe how to prepare a .50m sloution of sodium iodide using only 100.00 mls of water. explain the differences that exist between these two solutions. OK i have

  69. chemistry

    I have two Questions I need help with. 1. Why do some combinations of ionic compounds form a precipitate while other ionic compounds don't? AND 2. Solutions of lead(II)nitrate and potassium iodide are combined in a test tube and form a yellow precipitate.

  70. Chemistry

    If 32.0 mL lead(II) nitrate solution reacts completely with excess sodium iodide solution to yield 0.545 g precipitate, what is the molarity of lead(II) ion in the original solution?

  71. chemistry

    A student finds that 22.06 mL of 0.7270 M lead nitrate is needed to precipitate all of the iodide ion in a 50.00-mL sample of an unknown. What is the molarity of the iodide ion in the student's unknown?

  72. Chem

    Write the balanced net ionic equation for the reactions that occur when the given aqueous solutions are mixed. Include the physical states. A. nitric acid, HNO3 , and calcium hydroxide, Ca(OH)2 B. lead(II) nitrate, Pb(NO3)2 , and potassium iodide, KI

  73. science

    Potassium iodide is prepared by the reaction of hydroiodic acid and potassium hydrogen carbonate. water and carbon dioxide are also produced. in the reaction of 398 g HI and 318 g KHCO3, how many grams of KI are produced?

  74. chemistryt

    A solution with a volume of 1·00 dm3 is saturated with lead iodide, Pbl2. The concentration of iodide ions is 2·7 mol dm–3.Determine the solubility product of PbI2. 

  75. Chemistry

    50.00 mL samples of 0.200 mol/L potassium phosphate with an excess of 0.120 mol/L lead II nitrate solution. what is the minimum volume of lead II nitrate solution required? What volume of lead II nitrate solution should the instructor tell the students to

  76. Chemistry help!!!

    The class will react 50.00 mL samples of .200 mol/L potassium phosphate with an excess of 0.120 mol/L lead II nitrate solution. what is the minimum volume of lead II nitrate solution required? What volume of lead II nitrate solution should the instructor

  77. chemistry

    If a solution of lead iodide has [I-] = 1.1x10-4 M, what is the lead(II)ion concentration at equilibrium?

  78. Chemistry

    0.125g of sodium dichromate is to be reacted wtih 0.025M potassium iodide. How many mLs of the potassium iodide solution will be needed.

  79. chemistry

    0.125g of sodium dichromate is to be reacted wtih 0.025M potassium iodide. How many mLs of the potassium iodide solution will be needed. (Use your balanced equations above.)

  80. chemistry

    what exactly would you observe and see at the end of the reaction of zinc and lead nitrate? include in formation about colour changes and bubbles. you can use the following equation to help; zinc+lead nitrate(arrow) zinc nitrate+lead

  81. chemistry

    predict the outcome of mixing aqueous solutions of the following reactions. write the ionic equations of each. mercury (ll) nitrate + ammonium iodide manganese (ll) chloride + sodium sulfide lead (ll) nitrate + sodium sulfate barium nitrate + lithium

  82. chemestry

    0.63g of pb powder were disolved in excces nitrate(v) aci to forn leadnitrate solution, all the lead nitrate solution were reacted with sulphate,give the ion equationof the reaction between lead nitrate and sadium sulphate solution?determine the mass of

  83. Chemistry

    What is the concentration of lead ions in a solution if they are completely precipitated from 36.3 mL of solution by 29.6 mL of 0.35M potassium iodide.

  84. Chemistry

    What is the molar concentration of the lead nitrate,potassium iodine,lead iodine,and the potassium nitrate after you mix 10.00mL of 0.200M Pb(NO3) and 30.00mL of 0.100M KI together balance the equation KI+Pb(NO3)2 PbI2+KNO3

  85. Chemistry

    If 33.8 mL of lead(II) nitrate solution reacts with excess sodium iodide to yield 0.865g of precipitate, what is the molarity of the lead(II) ions in the original solution? im not exactly sure how to start this problem. But i went ahead and gave it a shot

  86. Chemistry

    I have 1ml of 0.1M potassium iodide, what is the mole fraction of iodide ion?

  87. Chemistry

    I have 1ml of 0.1M potassium iodide, what is the mole fraction of iodide ion?

  88. Chemistry

    2. Solid ammonium iodide decomposes to yield ammonia gas(NH3) and hydrogen iodide gas at 400oF. The equilibrium constant for this reaction is 0.215. Ten grams of ammonium iodide are sealed in a 10.0 L flask at equilibrium. Complete the following: a. Write

  89. Chemistry

    1.005 grams of potassium iodate is reacted with .5 grams of potassium iodide. THe net ionic reaction is shown below. IO3-+8I-+6H+-->3I3-+3H2O How many grams of the L3- are produced?

  90. Chemistry

    Iron metal is dissolved in dilute aqueous HCl. The resulting solution is warmed with dilute nitric acid and then treated with aqueous potassium iodide. Write equations for the reactions. Ok so for the first step I got: Fe + 2HCl --> FeCl2 + H2 I'm guessing

  91. Chemistry

    How to find the mass of a solid formed when: 45.00ml solution of 0.003 800 mol/L lead (II) nitrate is mine dish a 30.00 mL solution of 0.08800 mol/L strontium iodide

  92. Chemistry

    Excess lead (II) nitrate solution is added to 1.30 g of zinc powder and the mixture is stirred. When the reaction is finished the lead formed is filtered, dried and weighted. It has a mass of 3.31 g. What is the percentage yield of the lead? Pb(NO3)2 + Zn

  93. Chemistry

    what mass of lead(II)nitrate can be formed from reaction of 25.0ml of .100M sodium sulfate and 40.0ml of .200M lead(II)nitrate solutions?

  94. chem

    How many moles of potassium iodide, KI, are required to precipitate all of the lead(II) ion from 25.0 mL of a 1.6 M Pb(NO3)2 solution? A. 0.020 mol B. 0.040 mol C. 0.080 mol D. 0.64 mol E. 64 mol

  95. Chemistry

    What mass of lead (II) sulphate would be produced by the action of excess dilute sulpuric acid on 10 g of lead nitrate dissolved in water? I need help, at least an example.

  96. chemistry

    what is the procedure for the preparation of 10 gram of lead iodide

  97. chemistry...

    equation 2CoI3 + 3 K2S= Co2S3 + 6KI 2 moles of Cobalt (III) iodide + 3 moles of Potassium sulfide = cobalt (III) sulfide + 6moles of Potassium Iodide assuming all that can react will react, how many grams of cobalt (iii) sulfide will form when 1318.89

  98. chemistry

    If the molar solubility of lead iodide is 2.4 x 10^-3M. Calculate the Ksp.

  99. Chemistry

    Describe how lead(II) iodide cen be prepared in the laboratory

  100. chemistry

    Explain in word how you would prepae 250mL of a 3.000 M solution of Ba(OH)2 starting form barium hydroxide and water..... 2 equation 2CoI3 + 3 K2S= Co2S3 + 6KI 2 moles of Cobalt (III) iodide + 3 moles of Potassium sulfide = cobalt (III) sulfide + 6moles of

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