# Rank from highest to lowest melting point of the following molecules: ethane, 2-butane, trans-2-butane, and cis-2-butane. please explain how you come to your answer.

37,667 results
1. ## chemistry

The ∆G° of vaporization for butane at 298 K and 1.00 atm is -2.125 kJ/mol. Calculate the pressure, in atm, of butane vapor in equilibrium with butane liquid at 298 K.

2. ## chemistry

what is the mass of butane gas, c4h10, that can be held in a 3.00 L container at STP?

3. ## Chemistry

Butane, C4H10, is a component of natural gas that is used as fuel for cigarette lighters. The balanced equation of the complete combustion of butane is: 2C4H10(g)+13O2(g)→8CO2(g)+10H2O(l) At 1.00 atm and 23 ∘C, what is the volume of carbon dioxide

4. ## Chemistry

The enthalpy of combustion of butane C4H10 is described by the reaction: C4H10(g) + (13/2) O2(g) -> 4CO2(g) + 5H2O(g) ΔH°rxn = –2613 kJ/mol Given the following enthalpies of formation: ΔH°f[CO2(g)] = -393.5 kJ/mol ΔH°f[H2O(g)] = -241.8 kJ/mol

5. ## chemistry

Many cigarette lighters contain liquid butane, C4H10(l). Using standard enthalpies of formation, calculate the quantity of heat produced when 2.7 g of butane is completely combusted in air under standard conditions.

6. ## science

. Butane C4H10 undergoes combustion in the following reaction: 2 C4H10 + 13 O2 8 CO2 + 10 H2O In a reaction, 40.00 g of butane are reacted with 150.00 g of oxygen gas. A) What mass of carbon dioxide is produced?

7. ## chemistry

The fuel used in many disposable lighters is liquid butane, C4H10. Butane has a molecular weight of 58.1 grams in one mole. How many carbon atoms are in 2.50 g of butane?

8. ## College chemistry

Butane (C4H10) has a heat of vaporization of 22.44 kJ/mol and a normal boiling point of -0.4 C. A 250 mL sealed flask contains 0.5 g of butane at -22 C. How much butane is present as a liquid? If the butane is warmed to 25 C, how much is present as a

9. ## chem

Arrange the following compounds in order of increasing boiling point. butanal 1-butanol diethylamine tartaric acid butane butanoic acid and can you please explain why?

10. ## chem

What is the mass of 0.455 L of butane gas, C4H10, at STP?

11. ## chemistry

Calculate the mass of butane needed to produce 46.8 g of carbon dioxide.

12. ## Chemistry

How does melting order relate to melting point? A. The substance that melted the quickest has the highest melting point. B. The substance that took the longest to melt has the highest melting point. C. The substance that melted third to last has the lowest

13. ## chem

1. Since the gas in your graduated cylinder is a mixture of butane and water vapor, you must determine the partial pressure of the butane, Pbutane, alone. To do this, consult a reference and record the partial pressure of the water vapor, Pwater, at the

14. ## chemistry

Calculate the mass of water produced when 3.64 g of butane reacts with excess oxygen.

15. ## chemistry

The alkanes are a homologous series of compounds containing only carbon and hydrogen that have the general formula . Members of this series include butane (), 2,2-dimethylpentane (), hexane (), and heptane (). The boiling points of some members of this

16. ## Chemistry

Liquid Butane, C4H10, is stored in cylinders to be used as a fuel. Suppose 39.3g of butane gas is removed from a cylinder. How much heat must be provided to vaporize this much gas? The heat of vaporization of butane is 21.3 kJ/mol.

17. ## chemistry

If a tank contains 55.2 g of butane, what volume, in liters, of oxygen is needed to burn all the butane at 0.850 atm and 25 degrees Celsius? Need to show work too.

18. ## Chemistry

the combustion of a sample of butane, C4H10 (lighter fluid) produced 3.75 moles of water. how to solve for: (with solution) 1.) how many grams of butane burned? 2.) How much oxygen was used up in grams?

19. ## chemistry

intermolecular forces Rank the following substance from highest melting point to lowest melting point. My teacher gave a list of compounds: H2O, NO2,F2,CI2 and to have a high melting point means that you need a stronger IMF. Rank the following substances

20. ## chemistry

1.predict and expalain the order of melting point for propanol, butane, and proanone with refernce to their intermolecular forces. 2. The element sodium, aluminum, silicon, phosphrous, and sulfur are in periods 3 of the periodic table. Decribes the

21. ## chemistry

Calculate the mass of water produced when 6.51 g of butane reacts with excess oxygen.

22. ## chemistry

How many butane molecules are present in a sample that contains 5.0 moles of butane? (Butane- C4H10) What would be the mass of 75 moles of butane?

23. ## Chemistry

Which hydrocarbon is least likely to dissolve in water - hexane, butane, decane?

24. ## Chemistry

Calculate the mass of water produced when 9.53 g of butane reacts with excess oxygen

25. ## chemistry

Butane has a heat of vaporization of 22.44 kJ/mol and a normal boiling point of -0.4 degrees C. A 250mL sealed flask contains 0.5g of butane at 25 degrees C. How much butane is present as a liquid? If the butane is warmed to 25 degrees C, how much is

26. ## chemistry

Gaseous butane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 29.1 g of butane is mixed with 64. g of oxygen. Calculate the minimum mass of butane that could be left over by the chemical reaction. Be sure your

27. ## Chem

When 3.00 g of butane, C4H10, are combusted in a calorimeter containing 800. g of water, the temperature of the water changes by 44.4 °C. What is the heat of combustion of butane in kilojoules per mole? The molar mass of butane is 58.123 g/mol. The

28. ## college Chemistry

Ok this is the question... Complete the combustion of butane... CH3CH2CH2CH3 + O2 ====> ____________

29. ## Chem

I need help I don't get this 1. Since the gas in your graduated cylinder is a mixture of butane and water vapor, you must determine the partial pressure of the butane, Pbutane, alone. To do this, consult a reference and record the partial pressure of the

30. ## chemistry

In a butane lighter, 9.2 g of butane combines with 32.9 g of oxygen to form 27.8 g carbon dioxide and how many grams of water?

31. ## Chemistry

BH3 CH4 NH3 H2O Out of the 4 molecules above which would have the highest melting point and which would have the lowest boiling point? would H2O have the highest melting point and CH4 have the lowest boiling point?

32. ## Chemistry 1201

Butane, C4H10, is a component of natural gas that is used as fuel for cigarette lighters. The balanced equation of the complete combustion of butane is 2C4H10(g)+13O(g)-> 8CO2(g)+10H2O(l) At 1.00 atm and 23C , what is the volume of carbon dioxide formed by

33. ## CHEM

Butane, C4H10, is a component of natural gas that is used as fuel for cigarette lighters. The balanced equation of the complete combustion of butane is: 2C4H10(g) + 13O2(g)->8CO2(g) + 10H2O(l) At 1.00atm and 23*C , how many liters of carbon dioxide are

34. ## Chem

Butane, C4H10, is widely used as a fuel for disposable lighters. When one mole of butane is burned in oxygen, carbon dioxide and steam are formed and 2658 kJ of heat is evolved. a) Write the thermochemical equation for the reaction. First I wrote the

35. ## Chemistry

Calculate the amount of energy released when Butane is burned.

36. ## Chemistry

The value of KC for the interconversion of butane and isobutane is 2.5 at 25°C. If you place 0.067 mol of butane in a 0.250-L flask at 25°C and allow equilibrium to be established, what will be the concentrations of the two forms of butane? A)[butane]

37. ## chemistry

In a butane lighter, 9.2g g of butane combines with 32.9g g of oxygen to form 27.8g g carbon dioxide and how many grams of water?

38. ## Chemistry

1.Identify the type of isomer (structural, geometric, or optical) each of the following pairs represents. A. CHBrClF and CHBrFCl B. n-butane and 2-methylpropane C. trans-2-pentene and cis-2-pentene For A I think it would be Geometric For B I think it would

39. ## Chemistry

1. Engineers design air bags that deploy almost instantly upon impact. To do this, an air bag must provide a large amount of gas in a very short time. Many manufacturers use sodium azide, NaN3, to produce the gas in such a manner 2NaN3(s)  2Na(s) +

40. ## Chemistry

Butane (C4H10) has a heat of vaporization of 22.44 kJ/mole and a normal boiling point of -0.4 C. A 250 mL sealed flask contains 0.65 g of butane at -22 C. How much butane is present as a liquid at -22C? If the butane is warmed to 25 C, how much liquid

41. ## Chemistry

Butane, C4H10, is a component of natural gas that is used as fuel for cigarette lighters. The balanced equation of the complete combustion of butane is 2C4H10(g) + 13O2(g)-> 8CO2(g)+ 10H2O(l) At 1.00 atm and 23 degrees Celcius, what is the volume of carbon

42. ## chemistry

Gaseous butane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 16.9 g of butane is mixed with 39. g of oxygen. Calculate the minimum mass of butane that could be left over by the chemical reaction. Round your

43. ## chemistry

The structure of 2 - chlorobutane is shown below. a) which newman projection below represents the lowest energy state of butane? b)which newman projection below represents the highest energy state of butane?

44. ## Chemisty

Hydrocarbons are important fuel that we burn for many different reasons. a. what is a hydrocarbon? b. rank these hydrocarbons by the number of carbons the contain: propane, methane, butane, octane, ethane.

45. ## Chemistry

Ok, I'm trying my best here, I'm learning, and I'm thinking I'm on a roll, until I can't get the right answer again..... First.. the butane question Calculate the mass of Butane needed to produce 82.7g Carbon dioxide. 2C4H10 +13 O2--->10H2O +8CO2 Ratio is

46. ## biology

Butane gas (C4H10) is burned to produce carbon dioxide and water vapour. If 12.8 mol of butane are completely burned, how many moles of water vapour are produced?

47. ## chemistry

With an explanation of your answer, arrange the following compounds in order of increasing boiling point. 1.butane 2.butanoic acid 3.methyl propane

48. ## organic chemisrty

between butane,cis-2-butane,2-butyne,ethane and trans-2-butene which one has higher melting

49. ## AP chemistry

Liquid butane, C4H10, is stored in cylinders, to be used as a fuel. The normal boiling point of butane is listed as -0.5 C. (a) suppose the tank is standing in the sun and reaches a temperature of 35 C. Would you expect the pressure in the tank to be

50. ## Chemistry

Butane, C4H10, is a component of natural gas that is used as fuel for cigarette lighters. The balanced equation of the complete combustion of butane is 2C4H10(g)+13O2(g)→8CO2(g)+10H2O(l) At 1.00 atm and 23 ∘C, what is the volume of carbon dioxide

51. ## Chemistry 1201

Butane, C4H10, is a component of natural gas that is used as fuel for cigarette lighters. The balanced equation of the complete combustion of butane is 2C4H10(g)+13O(g)-> 8CO2(g)+10H2O(l) At 1.00 atm and 23C , what is the volume of carbon dioxide formed by

52. ## chemistry

Gaseous butane CH3CH22CH3 will react with gaseous oxygen O2 to produce gaseous carbon dioxide CO2 and gaseous water H2O . Suppose 36.0 g of butane is mixed with 41. g of oxygen. Calculate the minimum mass of butane that could be left over by the chemical

53. ## chemistry

In a butane lighter, 9.5 of butane combines with 34.0 of oxygen to form 28.7 carbon dioxide and how many grams of water?

54. ## chemistry

write an equation for the formation of a butane.Is this an intramolecular dehydration?Explain.Write an equation for the rection between KMnO4 AND BUTANE

55. ## chemistry

.predict and expalain the order of melting point for propanol, butane, and proanone with refernce to their intermolecular forces.

56. ## Chemistry

Calculate the mass of water produced when 3.94 g of butane reacts with excess oxygen. Butane, C4H10, reacts with oxygen, O2, to form water, H2O, and carbon dioxide, CO2, as shown in the following chemical equation: 2C4H10(g)+13O2(g)→10H2O(g)+8CO2(g)

57. ## Chem

I had a question that said would butane sink to the floor or rise to the ceiling in air. I would say sink to the floor but I was googling this and several sites said it wouldn't completely sink and that it would float. Is this right? And if so how would I

58. ## Alabama

gaseous butane reacts with gaseous oxygen gas to produce gaseous carbon dioxide and gaseous water. Suppose 38.9 g of butane is mixed with 35. g of oxygen. Calculate the maximum mass of water that could be produced by the chemical reaction. Round your

59. ## chemistry

Gaseous butane CH3CH22CH3 will react with gaseous oxygen O2 to produce gaseous carbon dioxide CO2 and gaseous water H2O. Suppose 4.07 g of butane is mixed with 9.8 g of oxygen. Calculate the maximum mass of water that could be produced by the chemical

60. ## chemistry

4. Use the pressure of the butane gas (your answer from question #3 above), along with the temperature and volume recorded in the lab, to determine the moles of butane gas collected in the lab. You will use the ideal gas law (and the ideal gas constant, R)

61. ## Chem

I did this experiment where I filled a graduated cylinder with water. The I put a stopper on it and put it under water and removed the stopper. The with a modified lighter (that wouldn't release sparks) I added butane gas. I got the following results: mass

62. ## chemistry

Why are cis and trans isomers not possible for ClCH2CH2Cl? Because it is a single bonded compound and cis-trans isomerism is only possible when fre rotation about a bond is restricted or a double bond or cycle is essential for existence of cis-trans

63. ## chemistry

What volume of oxygen is required to completely combust 80 of butane

64. ## Chemistry

My question is ..can anyone explain how to do problem #2? I feel lost. :( And could you also explain why? Problem#1, is that a regular dG = dH - TdS problem? Then using Go = -RTlnK to find K? Im just afraid if there are other seps to it.. 1. The combustion

65. ## Chemistry

Skeletal structural formulas of pentane,2 methyl butane and 2,2 dimethyl propane

66. ## Chem, could someone cheak my work please.

I did this experiment where I filled a graduated cylinder with water. The I put a stopper on it and put it under water and removed the stopper. The with a modified lighter (that wouldn't release sparks) I added butane gas. I got the following results: mass

67. ## Chemistry

Liquid Butane, C4H10, is stored in cylinders to be used as a fuel. Suppose 39.3g of butane gas is removed from a cylinder. How much heat must be provided to vaporize this much gas? The heat of vaporization of butane is 21.3 kJ/mol.

68. ## chemistry

Gaseous butane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 16.9 g of butane is mixed with 39. g of oxygen. Calculate the minimum mass of butane that could be left over by the chemical reaction. Round your

69. ## math/chem

I need to find the mass of butane gas and I only know the following things (you cannot use the molar mass of butane): volume = 80 mL pressure = 98.23 KPa temp.= 298K So I found the number of mols and I got 0.003171814 mols. of butane. But I don't know what

70. ## Chemistry

In a butane lighter, 9.8 g of butane combines with 35.1 g of oxygen to form 29.6 g carbon dioxide and how many grams of water?

71. ## Chemistry

Daniel and Aleks were combusting butane in lighters...How much Carbon Dioxide did they produce from 10.0g of butane and 30.0g of Oxygen? 2 C4H10 (g) + 13 O2 (g) ----> 8 CO2 (g) + 10 H2) (g)

72. ## CHemistry

Butane, , is a component of natural gas that is used as fuel for cigarette lighters.At 1.00 and 23 , how many liters of carbon dioxide are formed by the combustion of 1.00 of butane?

73. ## Chemistry

Butane, , is a component of natural gas that is used as fuel for cigarette lighters.At 1.00 and 23 , how many liters of carbon dioxide are formed by the combustion of 1.00 of butane? 2C4H10+13O2 yields 8CO2+10H2o

74. ## Science

The ratio of numbers of moles of butane to the number of moles of oxygen necessary for a complete of butane is

75. ## Chemistry

Butane,C4H10 , is a component of natural gas that is used as fuel for cigarette lighters.At 1.00atm and 23 degrees Celsius , how many liters of carbon dioxide are formed by the combustion of 1.00 of butane? 2C4H10+13O2 yields 8CO2+10H2o Any help would be

76. ## chemistry

Butane gas, C4H10(g), is commonly used as a fuel in barbeque gas cylinders. Write a balanced chemical equation for the combustion of butane gas

77. ## organic chem

Predict the major substitution and elimination products for butane with a Ph atom and a I atom on the 2nd carbon when added with methanol and heat. iupac name of the structure if it had carbon atoms I think is 2 dimethyl butane

78. ## OChem

What does it mean for a conformation to be more stage than another conformation in terms of the strain energy? Based on your answer, which of the above conformations of n-butane (eclipsed, gauche, anti) is more stable? What factors cause the observed

79. ## thermochemistry

. Mountain climbers often brew tea by melting snow, which they heats over a stove. Our stove burns butane (C4H10), which has a heat of combustion of -2878 kJ/mol. The temperature of the snow is initially at -20 °C, and we need 80 °C water to brew tea. a.

80. ## Chemistry

Molar volume of an ideal gas at S.A.T.P. (25oC and 1.00 bar is 24.8 dm3 mol-1. Assume that gases are at 225oC and P=1.00 atmosphere before and after the combustion and behave as ideal gases. The chemical equation for the combustion of butane is: 2C4H10(g)

81. ## CHEMISTRY

which of the following elements would have the highest melting point?> a)K b)Mg C)Na D)al e)Ca Calcium would have the highest, follwed by aluminum, magnesium, sodium, lowest melting point-potassium. Please double check thank you i found that you are

82. ## organic chemistry

is 2-pentene a cis or trans? and why? Cis- atleast 2 bulky grps.. Trans-3-4 bulky grps.. cis and trans must contain a double bond. i don't know if its a cis or trans so please enlighten me

83. ## Chemistry

where does the n come from in a compound such as n-butane?

84. ## organic chem

convert butane to 3-pentanol using any reagents and organometalics.

85. ## chemistry

What volume of oxygen is consumed when 9g of water is formed when butane is burnt?

86. ## Chemistry

Rank from highest to lowest melting point of the following molecules: ethane, 2-butane, trans-2-butane, and cis-2-butane. please explain how you come to your answer.

87. ## science

how grams it would take to fill the buret to 35mL? is this would take more or less than for butane? what do you think causes this value to be different from the value for butane?

88. ## Chemistry

A hungry backpacker needs to boil 150 mL of water to prepare a cup of Ramen Noodles. The filtered river water is at a temperature of 14.2 oC. The pressure is 760 mm Hg and he wants to eat the chicken flavored noodles. How many mL of his liquid butane

89. ## Chemistry

The kettle will be heated using the combustion of butane, C4H10 (molar mass = 58.12 g/mole). 2C4H10(g) + 13O2(g) à 8CO2(g) + 10H2O(g) DH = – 4773 kJ/mole reaction How many grams of butane must be burned to provide the energy you calculated in part (c.

90. ## chemistry

A lighter contains 3.59 g of butane. How many moles of butane are present at STP? Thoughts: So, correct me if I'm wrong however is it appropriate just to calculate its molar mass, and then use that molar mass and the given mass to figure out moles??

91. ## Organic chem 1

What is cyclopentane with a butane called?

92. ## Chemistry 111

what is the molar mass of Butane,C7H10?

93. ## chemistry

calculate when 7.14 of butane reacts with excess oxygen

94. ## Chemistry

what is the magnitude and sign of the molar heat of vaporization of butane

95. ## Chemistry

What volume of oxygen at 25 degrees celsius and 93.5 kPa will use up 57.1 g of butane?

96. ## Chemistry

1. How would you sketch the probable products of the reaction of the cis and trans with each reagent other than AgNO3? _____ with en _____ with NH3 ____ with KSCN cis: trans: (NOTE: What are the differences between cis and trans and its formation?) 2. How

97. ## Chemistry

Below is the question I am trying to answer. I think after much debate, I may have it. Does anyone know if I am close to being right? Does cis and trans isomeric compounds display different properties? Why? Cis means on the same side and trans means on the

98. ## Chemistry

Below is the question I am trying to answer. I think after much debate, I may have it. Does anyone know if I am close to being right? Does cis and trans isomeric compounds display different properties? Why? Cis means on the same side and trans means on the

99. ## chemistry

With the aid of chemical equation only describe how butane can be converted to but-2-ene

100. ## Physics

What would the volume of commercial butane be equal to given an air flow of 0.6 cubic metres/hr?