Write the relevant chemical equations that will allow you to separate the following cations : 1-Hg subscript 2 2-Cation 2+, 2-Pb2+, 2-NH subscript 4 cation + 5- MN2+, and Fe3+

42,844 results
  1. Science

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  2. SCIENCE --- CHECK MY WORK PLS

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  3. Chem

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  5. Analytical Chem

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  6. chemistry

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  7. chemistry

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  8. Chemistry (Help)

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  13. chemistry

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  14. TO: DrBob222 science

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  15. Chemistry

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  16. algebra

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  17. Chemistry

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  18. Chemistry...Please Help

    The Chemicals are: Baking Soda- NaHC03 Calcium Chloride- CaCl2 Bromothymol Blue - (acid base indicator) _______________________________________ What is: (a) The equations for the dissolution of calcium chloride and sodium bicarbonate in water (b) Look up

  19. Chemistry

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  20. chemistry

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  21. Help --->Chemistry

    1) Complete and balance the following chemical reactins: 2HCI(aq)+Pb(NO3)2(aq)---> 2HI(aq)+K2SO3(s)---> Pb(NO3)2(aq)+2KCI(aq)---> Ba(NO3)2(aq)+Na2SO4(aq)---> K2CO3(aq)+Ba(NO3)2(aq)---> HCI(aq)+AgNO3(aq)---> 2) How could you separate gold from a mixture of

  22. Physical science

    What happens when an atom gives up loosely held valence electrons to another atom? A. The two atoms form a mixture. B. A chemical bond forms between the two atoms. C. A chemical compound splits into separate elements. D. The two atoms combine to create an

  23. quantitative chemistry

    Determine [Zn2 ], [CN–], and [HCN] in a saturated solution of Zn(CN)2 with a fixed pH of 1.78. The Ksp for Zn(CN)2 is 3.0 × 10–16. The Ka for HCN is 6.2 × 10–10. I know the following is what needs to be done, but im unsure of how to go about it. 1.

  24. 12 chemistry

    Write the balanced chemical equation for each reaction: K2MnO4(aq)+H2SO4(aq)+NaHSO3(aq)= ? K2MnO4(aq)+NaOH(aq)+NaHSO3(aq)= ? start with the net ionic equations.

  25. Calculus

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  26. Chemistry

    Write the two chemical equations that describe the conversion of magnesium into magnesium oxide. 2Mg(s)+O2(g)->2MgO(s?) First off, would MgO be a solid or gas? And I have no idea what the 2nd equation could be.. Can anyone give me a hint?

  27. Math

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  28. chemistry

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  29. CHEM.

    1. a) What species are present in a 3.0 M NH3 solution? b) Qualitatively, what is the pH of this solution? c) What reaction(s) might occur when this solution is added to a solution containing Mn2+? d) What effect will adding HNO3 to the solution from part

  30. Chemistry

    How would you write these chemical reactions?Can someone do one or two reactions for each problem, so I could get an idea of to them? ..I'm nit sure how most of the oeoducts wouls turn out..especially if it is a precipitate. 5. When Mn^2+ ions are

  31. Chem

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  32. Science

    1.)Which of the following are chemical changes? A.)Boiling Of Water B.)Melting A Cube of ice C.)Dissolving 10 grams of salt in water D.)Splitting water into hydrogen and oxygen 2) What is the mass of water that results from combining 2.0g of hydrogen with

  33. Science

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  34. Chemistry

    Acetone is an important chemical solvent and is used at homes as a nail polish remover. Chemical analysis shows that acetone is 62.0%C, 10.4%H, and 27.5%O by mass. A. Determine the empirical formula of acetone. B. In a separate experiment, the molecular

  35. Chemistry

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  36. chemistry

    group 1 cations: im doing a lab report for a experiment we did today. we had a known and we checked it for pb^+2, Hg2^+2, and Ag^+1. we have to write our observations for: A Precipitation of group 1. what does this mean? i understand the other questions,

  37. Chemistry

    Write the word equations below as chemical equations and balance. copper + sulfuric acid yield copper(II) sulfate+ water + sulfur dioxide

  38. Chemistry

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  39. chemistry

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  40. Chemistry

    for each of the following balanced chemical equations write all possible mole ratios. Mg+ 2HF---> MgF^2+ H^2

  41. Chemistry

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  42. Chem

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  43. Predicting products for electrolysis

    when you have your 4 different equations to form 4 different possible equations, what two equations do you use for water, O2(aq) + 4H+ + 4e- ----> 2H20 (+1.23) 02 (g) + 2H2O (l) + 4e- ----> 4OH- (+0.40) 2H20 (l) + 2e- ---> h2 (g) + 2OH- (aq) (-0.83) I'm

  44. Algebra

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  45. science

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  46. science

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  47. math

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  48. Science

    Plz correct me if I'm wrong!! 1) Which of the following is a chemical change? (1 point) Boiling of water Melting a cube of ice Dissolving 10 grams of salt in water Splitting water into hydrogen and oxygen*** 2) What is the mass of water that results from

  49. Chem

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  50. OChem

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  51. Chemistry

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  52. Algebra 2

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  53. Chemistry - enthalpy of combustion(help!!!)

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  54. chemistry

    Write the relevant chemical equations that will allow you to separate the following cations : 1-Hg subscript 2 2-Cation 2+, 2-Pb2+, 2-NH subscript 4 cation + 5- MN2+, and Fe3+

  55. Chemistry

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  56. chemistry

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  57. Science, Chemistry

    Using chemical equations, write the chemical reactions for the following; photosynthesis, combustion, corrosion of iron.

  58. cHEMISTRY

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  59. chemistry

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  60. Chemistry - Solubility

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  61. General Chem

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  62. Science

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  63. Chem - pH curve

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  64. Chemistry 22

    Other than a specific confirmatory test, give a simple test that would allow you to distinguish between the following pairs of anions and cations. Tell what you would do and what you should observe for each anions and cations. Anions: a. CO3 2- and NO3 -

  65. Math

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  66. Chemistry

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  67. Chem

    How were each of the following cations utimately separated from the rest of the group and /or decorated? The use of equations may be helpful, where applicable. Ag+ K+ Nh4+ Al+

  68. Chem

    How were each of the following cations utimately separated from the rest of the group and /or decorated? The use of equations may be helpful, where applicable. Ag+ K+ Nh4+ Al+

  69. Physics

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  70. chem help

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  71. Chem

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  72. maths..plse helppppppp

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  73. Chem LAB

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  74. Chemistry equation

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  75. Chemistry

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  76. ENGLSIH

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  77. Chemistry

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  78. Chemistry quick question

    For the following write the chemical formulas for the reactants and predict the most likely reaction type , then write balanced equations for each: A.) magnesium chloride is heated b.) silver nitrate is reacted with sodium sulfide c.) methanol is burned in

  79. chemistry

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  80. Chem

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  81. chemistry

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  82. What does this Maths B question mean?

    How do I do thi question? An example of a wine glass design, using three equations, is given below. The base of the wine glass is defined by a quadratic equation, the stem by a linear equation and the body of the glass by a square root function. The

  83. science

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  84. chemistry

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  85. Explanation of Maths B Question

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  86. chemistry

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  87. Loop of Henle

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  88. Math/ Algebra

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  89. Chem

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  90. Chemistry

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  91. Chemistry

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  92. algebra

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  94. college math/chemistry

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  95. chemistry

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  96. chemistry

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  97. chemistry 20

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  98. Algebra 2

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  99. Algebra 2

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  100. Calculus

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