chemistry! URGENT

61,409 results, page 42

  1. chemistry

    what is a practical use for metallic changes?
  2. chemistry

    what is the major product of dehydration of an acohol?
  3. Chemistry

    what is the rate law of S2O8^2- + 3I- ---> 2SO4^2- + I3-
  4. chemistry

    how many atoms are present in 80.0 mol of zirconium?
  5. Chemistry

    what is the rate law of S2O8^2- + 3I- --> 2SO4^2- + I3-
  6. chemistry

    how mant electron valences are in CCl4
  7. chemistry

    is calcium carbonate a base? (whats its ph?)
  8. Chemistry

    What are compunds that are composed of molecules called?
  9. chemistry

    what is the hybridization at O with the lewis structure of 2-propanone?
  10. chemistry

    What is solubility of CaF2 in a solution buffered at pH 5
  11. Chemistry

    The pH of a 1.0 x 10^-3 M Ba(OH)2 solution at 25 degrees C is how can 11.3 be the right answer.
  12. chemistry

    Keq = [0.25 - x] / [0.25 - x][2x] = [0.25 - ] / [0.25 - ][2()] = What numbers need to be substituted
  13. Chemistry

    How would you find the Kb of a weak base??
  14. chemistry

    I need an edible suspension for a project i am doing.
  15. chemistry

    how do i produce sulfuric acid at home
  16. Chemistry

    How do you determine the pH of a substance with an H+ concentration of 3.2 x 10^-3? Thanks in advance!
  17. chemistry

    I know that benzene is an alkene, but what is Isopropylbenzene -- C9H12 ?
  18. chemistry

    Last question :) 2-iodopropane -- C3H7I What is this classified as? Thanks
  19. chemistry

    How many mL of 0.3 M HCl(aq) are needed to neutralize a 60 mL solution of 0.15 M Ba(OH)2?
  20. Chemistry

    How do you decide orbital hybridization of molecules?
  21. Chemistry

    What do Na2(CO3)+ Zn(NO3)2 form?
  22. Chemistry

    How is limestone used to make mortar?
  23. chemistry

    what is the chemical formula of dihydrogen oxide
  24. chemistry

    how to determine anode and cathode in a SCE?
  25. Chemistry

    How do I find the empirical formula of FeSO4? Thanks!
  26. Easy Chemistry

    How many atoms are there in 1.0 gram of iron, Fe?
  27. chemistry

    what is the chemical equation for cabonated water
  28. o chemistry

    What is the newman projection of meso-2,3-dichlorobutane?
  29. chemistry

    What is the pH of 100 mL of 0.10M NH4 Cl? K = 1.8 x 10-5 for NH3 ?
  30. chemistry

    What is the equilibrium constant for the following reaction? 3A + 2B <---> 2C
  31. chemistry

    Compare the properties of elements and compounds
  32. chemistry

    calculate the number of feet in 6.03 miles
  33. Chemistry

    Pls what is another name for an octahedral molecule
  34. Biology

    Why do you you need to perform dilution(s)in chemistry?
  35. Chemistry

    How do atoms bond to form molecules?
  36. Chemistry

    Convert 10.3 g x cm3/second2 to kg x m3/hour2
  37. college chemistry

    What si the pH of a solution of 10^-8 M HCl in H2O?
  38. Chemistry

    the number of moles in 6.2g of sodium oxide
  39. chemistry

    list 3 different cell shapes
  40. chemistry

    what is the purpose of the diaphragm on a light microscope
  41. chemistry

    what is the significant figure in the value of 20200
  42. Science--Chemistry

    How do you solve the reaction: Li + Mg2+ = ?
  43. chemistry

    The shape of H3C+ is best described as?
  44. chemistry

    who developed the law of deinite proprotion?
  45. chemistry

    what is the usual uncertainty for conical flask?
  46. science (chemistry)

    how do oxygen, and hydrogen combine
  47. chemistry

    why is platinum more expensive than gold??
  48. Chemistry

    How can i find the manganese content of tea?
  49. chemistry

    How many electrons are actually in the composite band for Fe ?
  50. chemistry

    what happens when a acid is added to a carbonate
  51. chemistry

    What is 1.384 kg multiplied by 5.4 square meters?
  52. chemistry

    what are four components of the water molecule?
  53. Science- Chemistry

    What does NaHco3 + HCl produce?
  54. Chemistry

    a) what importance do 1/2 lives have to society?
  55. Chemistry

    Prepare 250 cc n/10 KMno4 solution
  56. Chemistry

    Prepare 250 cc n/10 KMno4 solution
  57. Chemistry

    Prepare 250 cc n/10 KMno4 solution
  58. chemistry

    reaction between CuSo4+NaCl
  59. Chemistry

    What does a negetive percentage error mean?
  60. Chemistry

    What is the products for HCl + Na2S04 + BaCl2?
  61. chemistry

    when 25.0 g of Zn reacts how many L of H2 gas are formed at STP
  62. chemistry

    what is the lewis-dot structure for SiCl2Br2?
  63. Chemistry

    Does Pb(NO3)2 + AgNO3 form a precipitate?
  64. chemistry

    Is hydrogen a greek/latin word
  65. chemistry

    I NEED A MODEL OF THE ELEMENTS OF CHLORINE
  66. chemistry

    How many moles of Na2CrO4 are contained in 74.3g of compount?
  67. Chemistry

    Does anyone know how to separate triacylglyceride and glucose in the lab?
  68. chemistry

    calculate the density of oxygen at STP?
  69. Chemistry

    does anyone know the structure of cholesterol after dehydration?
  70. Chemistry

    does anyone know the structure of cholesterol after dehydration?
  71. Chemistry

    How many representative particles are in a mole of any substance?
  72. Chemistry

    How many atoms are in 0.075 mol of titanium?
  73. chemistry

    where salt is or goes water follows! WHY?
  74. chemistry

    What happens when you mix an acid and a base?
  75. Chemistry

    What Holds the metals together in a solid?
  76. Chemistry

    What element is in the second period in Group 4A?
  77. Chemistry

    How to make a 55ml of a 3% solution of NaCl?
  78. Chemistry

    Explain how a calibration curve is produced
  79. Chemistry

    What is the balance chemical equation for Al(s)+ H2O(l)-->
  80. chemistry

    Do polar and nonpolar substances mix?
  81. chemistry

    Is citric acid covalent or ionic?
  82. Chemistry 2 Ap

    can someone balance this equation for me Fe^2+ Cr2 O7^2- --> Fe^3+ + Cr^3+ Thank you!:D
  83. chemistry

    What is the chemical name for Salt Water
  84. Organic chemistry

    what is the line structure for 2-butanol?
  85. Chemistry

    Do you expect acetaminophen to be soluble in 1.0 M NaOH? why or why not?
  86. Chemistry

    Do you expect acetaminophen to be soluble in water? why or why not?
  87. chemistry

    How do you calculate the amount of nodes in orbitals?
  88. chemistry

    What is the process involved in the hydrolysis of fats?
  89. Chemistry

    What is the three dimensional structure of methane? Why?
  90. Chemistry

    is CH3CH2N or NO2 a lewis acid?
  91. Chemistry

    What is the three dimensional structure of methane? Why?
  92. chemistry

    50 mL of 1.50* 10^-2 M HI(aq) is mixed with 75.00 mL of 1.10* 10^-2 M KOH(aq). What is the pH of the Final solution
  93. Chemistry

    What is the major product of dehydration of an alcohol?
  94. Chemistry

    An alcohol has an OH functionally in it. Do you expect it to be a base? Why, or why not?
  95. chemistry

    which stage of ionization is likely favored?
  96. chemistry

    which stage of ionization is likely favored?
  97. Chemistry

    What is the STP for 2.84g of (NH3)2(SO4)
  98. Chemistry 101

    What is the function of lipids and cells?
  99. Chemistry

    How do you find generic rate of a reaction?
  100. intro chemistry

    is an alchol an acid or a base and why?
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