compound x C29H48BrCl reacts with excess H2/pd to give C29H56BrCl. How many double bonds and how many rings are in X?

30,790 results
  1. chem

    draw the lewis structure for NO2- including any valid resonance structures. which of the following statements are true? a. the nitrite ion contains 2 N-O bonds that are equivalent to 1 1/2 bonds. b. the nitrite ion contains 2 N=O double bonds c. the

  2. Chemistry

    In a methane molecule (CH4) there are 4 single covalent bonds. In an octane molecule (C8H18) there are 25 single covalent bonds. How does the number of bonds affect the dispersion forces in samples of methane and octane? Which compound is a gas at room

  3. Chemistry

    A metal M forms the sulphate M2(SO4)3 . A 0.596 gram sample of the sulphate reacts with excess BaCl2 to give 1.220 g BaSO4. What is the atomic weight of M? (Atomic weights : S = 32, Ba = 137.3)

  4. Chemistry

    A- 50.0 g of H2SO4 react with 75.0 g of NaOH. Identify the limiting and excess reactants. How many grams of Na2SO4 will be formed? B- A chemist burns 160.0 g of aluminum in 200.0 g of oxygen. She produces 275.0 g of aluminum oxide. Which is the limiting

  5. college chemistry

    a)What is the mass of heavy water D2O produced when 5.20g of O2 reacts with excess D2? b)What is the mass of water H2O,produced when 5.20g of O2 reacts with excess H2 Consider the reaction 2D2+O2->2D2O Can someone step me through this?

  6. Chemistry

    Compound X contains only carbon, hydrogen, nitrogen, and chlorine. When 1.00 g of X is dissolved in water and allowed to react with excess silver nitrate, AgNO3, all the chlorine in X reacts and 1.95 g of solid AgCl is formed. When 1.00 g of X undergoes

  7. Chem Help!

    The presence of 11-cis retinal, C20H28O, in cells in the eye is important for vision. The structure of retinal includes an aldehyde group, a cyclohexene ring and a long aliphatic side chain, in which a carbon-carbon double bond exists between carbons

  8. Chemistry

    Ca+N-->Ca3N2 -What is limiting reagent? -Mass of calcium nitride formed when 50.0g of calcium reacts with 50.0g of Nitrogen? -Excess? CAN SOMEONE DOUBLE CHECK MY ANSWERS: Calcium is limiting reagent. Mass of Ca3N2: 68.4g Ca3N2 Excess: 38.4N left over.

  9. them

    How do intermolecular forces determine the vapor pressure of a liquid? A. A nonpolar compound has a low vapor pressure because of London dispersion forces. B. A compound that can form hydrogen bonds has a low vapor pressure. C. A polar compound has a high

  10. Science

    Review the information. In Compound A, Element W has an electronegativity of 2.8, and Element X has an electronegativity of 2.5. In Compound B, Element Y has an electronegativity of 2.0, and Element Z has an electronegativity of 3.8. Which statement

  11. Chemistry

    Element X and fluorine react to form two different compounds. In the first reaction 0.480g of X reacts with 1.000g of F. In the second, 0.960g of X reacts with 1.000g of F. What are the possible formulas for the two compounds? (Multiple choice) a. XF (for

  12. Chem

    When 5.49 g of platinum reacts with an excess of fluorine, 7.65 g of platinum(_) fluoride forms. a. What is the mass of fluorine in the compound? b. Find the number of moles of platinum that reacted. c. Find the number of moles of fluorine that reacted. d.

  13. English

    In a _______ sentence, you can expect to find two or more independent clauses and one or more dependent clauses A. compound-complex B. double compound C. complex D. compound My answer is D. is that right?

  14. SCIENCE

    Please see if I have the right answer. The three atoms in a water molecule are held together by oxygen bonds, covalent bond, surface tension, hydrogen bonds, or gravity. I think it's covalent bonds. Am I right? Water molecules, even inflowing water, can

  15. org chem

    describe the hybridization (sp3, sp2, sp) of the following bonds. BH3 (all single bonds) Is it sp2? H-C triple bond C-H Is it sp? A double bond with two methyls connected at each end Is it sp2? Please Help ASAP

  16. science

    A substance in a solid at room temperature. It is unable to conduct electricity as a solid but can conduct electricity as a liquid. This compound melts at 755 degrees celsius. Would you expect this compound to have ionic bonds, metallic bonds, or covalent

  17. Chemistry

    10. Cyclopropane is an anesthetic that is 85.6% carbon and 14.37% hydrogen by mass. What is the molecular formula of the compound if 0.45 L of cyclopropane reacts with excess oxygen at 120. °C and 0.72 atm to form a 1.35L of carbon dioxide and 1.35 L of

  18. chemistry

    When 1.24g of an organic compound with the formula CxHyOz is burned in excess oxygen, 1.76g of carbon dioxide and 1.08g of water vapor are obtained. What is the empirical formula of the compound? Determine the moles of CO2 in 1.76grams, that will give you

  19. chem

    Excess fluorine, F2(g), reacts at 150°C with bromine, Br2(g), to give a compound BrFn. If 423 mL Br2(g) at 150°C and 748 mmHg produced 4.20 g BrFn, what is n? Predict the shape of this molecule using the VSEPR model.

  20. biology - dna

    If a DNA double helix is gradually heated, which bonds in the molecule will break first (are the weakest)? A. bonds between the nitrogenous bases B. bonds between the bases and the sugars C. bonds between the sugar and phosphate within a nucleotide D.

  21. Chemistry

    Which of the following six-carbon molecules can be a straight-chain alkyne with two triple bonds and no double bonds? C6H4 C6H6 C6H8 C6H10

  22. chemistry

    Many ionic compounds have high melting points because a lot of energy is required to break the strong ionic bonds. So after breaking the ionic bonds, the ionic compound becomes a liquid. How do you explain why the ionic compound also has high boiling

  23. Chemistry

    How many pi bonds and sigma bonds are in ritalin. I counted 4 pi bonds(double bonds), and 18 sigma bonds(single bonds> I want to make sure I didn't miss count anything.

  24. Chemistry

    How many pi bonds and sigma bonds are in ritalin. I counted 4 pi bonds(double bonds), and 18 sigma bonds(single bonds> I want to make sure I didn't miss count anything.

  25. General Chemistry I

    A sample of a compound containing only Br and O reacts with an excess of H2 to give 6.601 g of HBr and 3.919 g of H2O. What is the empirical formula of this compound? a. BrO b. BrO2 c. Br2O d. BrO3 e. None of the above I already know the answer is (e), but

  26. Chemistry

    The hybridization of nitrogen in FNO3 (or FONO2) I cannot for the life of me draw the spin diagram for the NO single bonds and NO double bonds. Sp2 hybridization?? I think? N is forming 3 sigma bonds and one Pi.

  27. Chemistry

    Compound A reacts with element B (a halogen) to form compounds C and D as the only products. When 2.000 grams of B react with an excess of sodium metal 2.363 grams of the sodium halide are formed. Compound A is a volatile liquid at room temperature with a

  28. Chemistry

    How do i figure this? State whether the following compound contain polar covalent bonds, non-polar covalent bonds, or ionic bonds, based on their electronegativities. 1)KF_________ Look up the electronegativity values for K and F and make your decision. We

  29. Chemistry - Stoichiometry

    Elements X and fluorine react to form two different compounds. In the first reaction 0.480g of X reacts with 1.000g of F. In the second, 0.960g of X reacts with 1.000g of F. Which are possible formulas for the two compunds First Compound Second Compound

  30. chemistry

    What happens when : (give balanced chemical equations only) 1. Caustic soda reacts with carbon dioxide 2.caustic soda reacts with zinc hydroxide 3.potassium reacts with oxygen 4.sodium carbonate is fused with silicon dioxide 5. when bleaching powder reacts

  31. Chemistry

    (I corrected it ) 1. Sodium and water react according to the following equation. If 31.5g of sodium are added to excess water, how many liters of hydrogen gas are formed at STP? 2Na+2H2O—>2NaOH+H2 My work: For #1 Na would have 2 moles and H would have 1?

  32. chemistry

    a) Define the following terms: • Electronegativity • Bond polarity • Ionization energy b) What is the difference between ionic bonds, covalent bonds and polar covalent bonds? Give two examples of each c) Draw Lewis structures for each of the

  33. CHEMISTRY

    Are double and triple bonds between carbon atoms more reactive or less reactive than single bonds?

  34. Chemistry

    Element M(a solid) reacts with an aqueous solution of compound B to form an aqueous solution of compound C(a salt) and a gas composed of element D. When 1.000g of element M is reacted with excess oxgen 1.658g of the compound MO are formed. Compound B is

  35. chemistry

    one moles of a compound containing only carbon, hydrogen, and nitrogen was burned in the presence of excess oxygen to give 264g of CO2, 63 g of H20, and 46 g of NO2. Calculate the molecular formula of the compound.

  36. chemistry

    Which of the following statements is (are) true about a compound that has a molecular ion peak in its mass spectrum at mass 94, and shows prominent peaks in its IR spectrum at 3600–3200 and 1600 cm–1? A) The compound has a molecular mass of 94. B) The

  37. chemistry

    Which of the following is a feature of an aromatic compound? Which of the following is a feature of an aromatic compound? It has a strong aroma. Its formula contains only six carbon atoms. It contains a benzene ring. It contains only carbon-carbon double

  38. chemistry

    a) The combustion of an organic compound in the presence of excess oxygen produced a gas , which makes clear lime water turbid. What element can be identified? b) A sample of this compound is treated with hot molten sodium metal, the obtained mixture is

  39. Chemistry

    A sample of 0, 3220g of an ionic compound containing bromide ions (Br-) is dissolved in water and treated with excess of AgNO3. If the mass of the precipitate of AgBr formed is 0, 6964g, answer: a) what percentage of bromine in molar mass? b) Give the mass

  40. Chemistry

    A sample of 0, 3220g of an ionic compound containing bromide ions (Br-) is dissolved in water and treated with excess of AgNO3. If the mass of the precipitate of AgBr formed is 0, 6964g, answer: a) what percentage of bromine in molar mass? b) Give the mass

  41. Chemistry

    1. Write the formula for these compounds: a) sodium tris(oxalato)rhodium(III) b) sodium tetrachloroplatinate(II) c) triamminetrichloronickel(IV) sulfate For a) I put: Na3Rh(C2O4)3, however got an error message of this: "Your answer appears to be missing

  42. CHEMISTRY

    A compound which contains hydrogen, oxygen, carbon only has molar mass of about 85 g/mol. When 0.43 g of the compound is burned in excess of oxyfen, 1.10 g of CO2 and 0.45 g of H2O are formed. Find the molecular formula and the empirical formula of the

  43. ap chemistry please BOB HELP ME

    Can you guys give me a clue in how to approach this problem? Commercial brass,an alloy of Zn and Cu,reacts with Hydrochloric acid as follows: Zn+2HCL-->ZnCl2+H2 (Cu does not reacts with HCL)When.0565g of a certain brass alloy is reacted with excess

  44. Biology

    . The covalent bonds between the monomers of an enzyme macromolecule are A. glycosidic bonds. B. peptide bonds. C. phosphodiester bonds. D. ester bonds. I thimk it is B

  45. Chemistry

    Compound X contains only carbon, hydrogen, nitrogen, and chlorine. When 1.00 g of X is dissolved in water and allowed to react with excess silver nitrate, AgNO3, all the chlorine in X reacts and 1.95 g of solid AgCl is formed. When 1.00 g of X undergoes

  46. Chemistry

    The question asks to determine the IUPAC name of a compound based on a diagram. I would choose the name: (Z)-5-ethyl-2,4,6-trimethyl-2,4-octadiene However, this doesn't match any of the given choices. They are: a. (Z,Z)-5-Ethyl-2,4,6-trimethyloctadiene b.

  47. Chemistry

    Element M(a solid) reacts with an aqueous solution of compound B to form an aqueous solution of compound C(a salt) and a gas composed of element D. When 1.000g of element M is reacted with excess oxgen 1.658g of the compound MO are formed. Compound B is

  48. Chemistry

    Element M(a solid) reacts with an aqueous solution of compound B to form an aqueous solution of compound C(a salt) and a gas composed of element D. When 1.000g of element M is reacted with excess oxgen 1.658g of the compound MO are formed. Compound B is

  49. Science

    Why do Hydrogen atoms form only single bonds with other atoms and not double or triple bonds like Carbon atoms?

  50. Chemistry (organic)

    compound x C29H48BrCl reacts with excess H2/pd to give C29H56BrCl. How many double bonds and how many rings are in X?

  51. chemistry

    A hydrocarbon,in volume of 25 L at 400K and a pressure of 3.40 atm reacts in an excess of oxygen to give 47.4G and 231.6g CO2.Determine the molecular formula for the compound?

  52. Resonance structures

    I'm trying to figure out some incorrect answers on my last test. I'll try to explain what the original structure looks like and hope you can decipher it. It is a cyclohexane with two double bonds. Carbon # 1 has a double bond to its left and none to its

  53. Chemistry

    How many pi bonds are in ritalin. I counted 4 pi bonds(double bonds), and 18 sigma bonds(single bonds> I want to make sure I didn't miss count anything.

  54. Chemistry

    How many pi bonds are in ritalin. I counted 4 pi bonds(double bonds), and 18 sigma bonds(single bonds> I want to make sure I didn't miss count anything.

  55. Chemistry

    How many pi bonds are in ritalin. I counted 4 pi bonds(double bonds), and 18 sigma bonds(single bonds> I want to make sure I didn't miss count anything.

  56. Chemistry

    How many pi bonds are in ritalin. I counted 4 pi bonds(double bonds), and 18 sigma bonds(single bonds> I want to make sure I didn't miss count anything.

  57. Chemistry

    How many pi bonds and sigma bonds are in ritalin molecule? I counted 4 pi bonds and 18 sigma bonds is that correct? I know double bonds are pi bonds and single bonds are pi bonds

  58. Chem

    The presence of 11-cis retinal, C20H28O, in cells in the eye is important for vision. The structure of retinal includes an aldehyde group, a cyclohexene ring and a long aliphatic side chain, in which a carbon-carbon double bond exists between carbons

  59. CHEM HELP :(

    The presence of 11-cis retinal, C20H28O, in cells in the eye is important for vision. The structure of retinal includes an aldehyde group, a cyclohexene ring and a long aliphatic side chain, in which a carbon-carbon double bond exists between carbons

  60. chemistry

    you are given an unknown gaseous binary compound. when 10.0g of the compound isburned in excess oxygen, 16.3g of water is produced. the compound has 1.38 times that of oxygen gas at the same conditions of temperature and pressure. give a possible identity

  61. chemistry (go-over)

    is this always true that the compound NH3 contains two double covalent bonds? and that the chemical formulas of molecular compounds show the number and type of atoms in each molecule. No. NH3 has no double bonds. It contains three covalent bonds, one

  62. Chemistry

    Given a C=O double bond, how do you determine the length of the bond in different molecules using resonance structures? I know single bonds are longer than double bonds...but how do you distinguish between lengths of the same double bond in different

  63. Chemistry

    a) Write the chemical formula for the simplest pentyne isomer, b) give the name of the two isomers that have pentyne as the base chain, c) give the name of the one isomer that has butyne as the base chain, d) give the name of the 5 chain cyclic isomer, e)

  64. a&p

    How would you contrast single convalent bonds, double covalent bonds, ionic bonds?

  65. chemistry

    Excess florine, F2(g) reacts at 150 degrees celius with bromine, Br2(g) to give the compound BrF(n). If 423 mL of Br2 at 150 Degrees and 748mmHg produced $.20 g BrF(n), what is it? describe the bonding in the molecule, using valence bond theory.

  66. chemistry

    three compounds A,B and C all have the formula C5H8. All three compounds will decolorize bromine in CCl4. Compound A reacts with NaNH2. Compounds A and B both yield pentane when they are treated with excess H2 with the pt catalyst. Under the same

  67. Naming alkanes

    Its been a long time since I did this but I believe you pick the longest chain. If there are double and triple bonds involved, pick the longest chain that contains the double bond plus single bonds to go with it (but that is for alkenes isn't it?) When

  68. Chemistry

    Can someone tell me if this makes any sense or if I need to start over. I am not sure if it even answers the question. Why is the benzene molecule represented as “a flat cyclohexane with a ring inside?” The benzene molecule is represented as “a flat

  69. chemistry

    An orgnaic compound contains C, H, No, and O. Combustion of 0.1023 g of the compound in excess oxygen yielded 0.2766 g of CO2 and 0.991g of H2O. A asample of 0.4831 g of the compound was analyzed for nitrogen by the Dumas method. At STP, 27.6 mL of dry

  70. Chemistry

    I do not understand resonnance structures. is there only resonnance when theres a single pair or could one compound be drawn a couple times once with only single and another time with double bonds?

  71. chemistry

    a) The combustion of an organic compound in the presence of excess oxygen produced a gas , which makes clear lime water turbid. What element can be identified? b) A sample of this compound is treated with hot molten sodium metal, the obtained mixture is

  72. Chemistry 101

    Can someone pleas help I have this assignment and the only question I cannot figure out is to describe the hybridization of all the covalent bonds in oxalic acid? and label those bonds as sigma or pi bonds? I have determine that oxilic acid formula is

  73. Chemistry

    Hi! I have a question about Pi-Bonds: a. ) are the only kind of bonds present in double bonds b. ) have very little electron density along the internuclear axis c. ) are formed by endwise overlap of p-orbits d. ) are formed from hybrid orbitals e. ) are

  74. chemistry

    what are some experimental observations which support the theory that there is restricted rotation around double bonds? I know it would require more energy to breakthe pi bonds so maybe higher melting point? I can't think of anything else really.

  75. chem post

    or the compound: carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation state of the metal +1? d count 6? total electron count 20? coordination number 7?

  76. Chem repost

    or the compound: carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation state of the metal +1? d count 6? total electron count 20? coordination number 7?

  77. chemistry help

    or the compound: carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation state of the metal +1? d count 6? total electron count 20? coordination number 7?

  78. chemistry please

    or the compound: carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation state of the metal +1? d count 6? total electron count 20? coordination number 7?

  79. chem

    or the compound: carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation state of the metal +1? d count 6? total electron count 20? coordination number 7?

  80. chemistry help

    for the compound: carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation state of the metal +1? d count 6? total electron count 20? coordination number 7?

  81. chemistry

    How do intermolecular forces determine the vapor pressure of a liquid? A. A nonpolar compound has a low vapor pressure because of London dispersion forces. B. A compound that can form hydrogen bonds has a low vapor pressure. C. A polar compound has a high

  82. chemistry

    Compound X is 2-propanol. When compound X is heated with a strong acid, it dehydrates to compound Y (C3H6). When compound X is oxidized, compound Z is forms which cannot be oxidized further. Draw the condensed structural formula and give the IUPAC names

  83. chemistry

    Compound X is 2-propanol. When compound X is heated with a strong acid, it dehydrates to compound Y (C3H6). When compound X is oxidized, compound Z is forms which cannot be oxidized further. Draw the condensed structural formula and give the IUPAC names

  84. Chem

    Which of the following six-carbon molecules can be a straight-chain alkyne with two triple bonds and no double bonds? C6H4 C6H6 C6H8 C6H10 I chose C6H6, is this correct?

  85. Chemistry

    Hi, this is a reply to the question I asked earlier. I asked about the classification and functional group of an organic compound. It has bonds between H-C-C-H. Off of each Carbon is single bonds of Hydrogen above and below. making a total of 6 Hydrogens

  86. algebra

    A student has a number of $40 and $ 80 savings bonds to use for part otf their college expence.The total value of bonds is $1160.There are 5 more $40 bonds than $80 bonds.How many of each type of bonds she have?

  87. Chemistry

    A sample of phosphorus of mass 3.654 g reacts with dichlorine to form 16.20 g of a molecular compound. What is the empirical formula of this compound?

  88. O-Chem 253

    I hydrolized the following compound: cis-norbornene-5,6-endo-dicarboxylic anhydride then took the cis-norborene-5,6-endo-dicarboxylic acid and added H2SO4 to it (warmed it up and cooled it) then added drop by drop water (then I reheated the mixture and

  89. Biology Help Please!

    1) You are going to make 1800ml of a 25uM solution using a compound whose MW= 60.06 Daltons. How many grams do you need of this compound? Give your answer with four decimal places. 2) You are going to make 300ml of a 75mM solution using a compound whose

  90. Chemistry Help Please!

    1) You are going to make 1800ml of a 25uM solution using a compound whose MW= 60.06 Daltons. How many grams do you need of this compound? Give your answer with four decimal places. 2) You are going to make 300ml of a 75mM solution using a compound whose

  91. Thermochemistry

    A constant pressure calorimeter having a heat capacity of 60.8 kJ/K is used to measure the energy released from burning a compound in excess oxygen to form CO2(g) and H2O(l). If the enthalpy of combustion of the compound is -2914.0 kJ/mol and the

  92. stoichiometry

    2. A feed ingredient gave the following percentage analysis moisture (16.0%), protein (18.0%), and fibers and minerals (66.0). If the moisture content were to be reduced by drying material in order to bring up the protein to 20.0%, what should be the final

  93. Math

    Arman has 1160 annual income from bonds bearing 3% and 5 % interest. then he added 25% more of the 3% bonds and 40% more of the 5 % bonds, thereby increasing his annual income by 410. find his initial investment in each type of bond (if you would,just give

  94. chem

    Give the general formula for any dialkene; that is, a straight-chain hydrocarbon with two double bonds along the chain. (Type your answer using the format CnHn+1 for CnHn+1.)

  95. Chemistry

    Given: H3PO4(aq) + 3 NaOH(aq) ¨ 3 H2O(l) + Na3PO4(aq) ƒ¢H = -166.5 kJ What is the value for q (heat) if 4.00 g of NaOH reacts with an excess of H3PO4? Please can you explain to me HOW to do this, not just give me an answer? Thanks!

  96. Qualitative analysis

    Which ion reacts with aqueous sodium hydroxide to give a precipitate that dissolves in an excess of sodium hydroxide? A Ca2+ B Fe2+ C Fe3+ D Pb2+ Pls explain how to get the ans, thks!

  97. Chemistry

    4.67g of calcium reacts with 43.7g of oxygen gas. What is the limiting reactant and the excess reactant. How much of the excess reactant will be left over in grams?

  98. English (Please help!)

    Which rules are correct for punctuating poems? Select all that apply. A. Use hyphens in compound words or between double adjectives that modify a noun. B. Use dashes in compound words or between double adjectives that modify a noun. C. Use commas to

  99. chemistry

    How does Carbon hybridize it's S and P orbitals and what effect does this have on the 3D structure and chemical behavior? Your answer must include 1) diagrams of SP, SP2, and SP3 bonds as well as any left over Py or Pz orbitals; 2) a discussion with

  100. Chemisty

    Describe the bond length and bond energy of carbon-carbon bonds in single, double, and triple bonds.

Pages

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10
  11. 11
  12. 12
  13. 13
  14. 14
  15. 15
  16. 16
  17. 17
  18. 18
  19. 19
  20. 20