ZuoTi.Pro
Question

How much energy (in kilojoules) is released when 31.5 g of ethanol vapor at 97.0 ∘C...

How much energy (in kilojoules) is released when 31.5 g of ethanol vapor at 97.0 ∘C is cooled to -13.5 ∘C? Ethanol has mp = -114.5 ∘C, bp = 78.4 ∘C, ΔHvap = 38.56 kJ/mol and ΔHfusion = 4.60 kJ/mol. The molar heat capacity is 113 J/(K⋅mol) for the liquid and 65.7 J/(K⋅mol) for the vapor.

science   chemistry   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

0 0
Add a comment
Know the answer?
Add Answer to:
How much energy (in kilojoules) is released when 31.5 g of ethanol vapor at 97.0 ∘C...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • 1. How much energy (in kilojoules) is released when 16.4 g of steam at 116.5 ∘C...

    1. How much energy (in kilojoules) is released when 16.4 g of steam at 116.5 ∘C is condensed to give liquid water at 60.5 ∘C? The heat of vaporization of liquid water is 40.67 kJ/mol, and the molar heat capacity is 75.3 J/(K⋅mol) for the liquid and 33.6 J/(K⋅mol) for the vapor. 2.What is the entropy of fusion, ΔSfusion [in J/(K⋅mol)] for sodium? The necessary data are the following: mp = 97.8 ∘C,bp = 883 ∘C, ΔHvap = 89.6kJ/mol, and...

  • How much heat energy is required to convert 15.0 g of solid ethanol at -114.5 °C...

    How much heat energy is required to convert 15.0 g of solid ethanol at -114.5 °C to gasesous ethanol at 143.1 °C? The molar heat of fusion of ethanol is 4.60 kJ/mol and its molar heat of vaporization is 38.56 kJ/mol. Ethanol has a normal melting point of -114.5 °C and a normal boiling point of 78.4 °C. The specific heat capacity of liquid ethanol is 2.45 J/g·°C and that of gaseous ethanol is 1.43 J/g·°C. How much heat energy...

  • How much heat energy is required to convert 16.2 g of solid ethanol at -114.5 °C...

    How much heat energy is required to convert 16.2 g of solid ethanol at -114.5 °C to gasesous ethanol at 191.9 °C? The molar heat of fusion of ethanol is 4.60 kJ/mol and its molar heat of vaporization is 38.56 kJ/mol. Ethanol has a normal melting point of -114.5 °C and a normal boiling point of 78.4 °C. The specific heat capacity of liquid ethanol is 2.45 J/g·°C and that of gaseous ethanol is 1.43 J/g·°C.

  • How much heat energy is required to convert 55.6 g of solid ethanol at -114.5 °C...

    How much heat energy is required to convert 55.6 g of solid ethanol at -114.5 °C to gasesous ethanol at 165.9 °C? The molar heat of fusion of ethanol is 4.60 kJ/mol and its molar heat of vaporization is 38.56 kJ/mol. Ethanol has a normal melting point of -114.5 °C and a normal boiling point of 78.4 °C. The specific heat capacity of liquid ethanol is 2.45 J/g·°C and that of gaseous ethanol is 1.43 J/g·°C.

  • Part A How much energy (in klojoules) is released when 22.0 g of capacity is 113...

    Part A How much energy (in klojoules) is released when 22.0 g of capacity is 113 J/(K mol) for the liquid and 65.7 J/(K-mol) for the vapor ethanol vapor at 98.5 C is cooled to-12.0 C Ehanol has mp k.J Submit de Feedback Next

  • How much heat energy is required to convert 19.8 g of solid ethanol at –114.5 °C...

    How much heat energy is required to convert 19.8 g of solid ethanol at –114.5 °C to gasesous ethanol at 175.0 °C? The molar heat of fusion of ethanol is 4.60 kJ/mol, and its molar heat of vaporization is 38.56 kJ/mol. Ethanol has a normal melting point of –114.5 °C and a normal boiling point of 78.4 °C. The specific heat capacity of liquid ethanol is 2.45J/g • °C, and that of gaseous ethanol is 1.43J/g. °C.

  • How much heat energy is required to convert 49.7 g of solid ethanol at –114.5 °C...

    How much heat energy is required to convert 49.7 g of solid ethanol at –114.5 °C to gasesous ethanol at 135.5 °C? The molar heat of fusion of ethanol is 4.60 kJ/mol, and its molar heat of vaporization is 38.56 kJ/mol. Ethanol has a normal melting point of -114.5 °C and a normal boiling point of 78.4 °C. The specific heat capacity of liquid ethanol is 2.45J/g. °C, and that of gaseous ethanol is 1.43J/g • °C. kᎫ

  • How much heat energy is required to convert 82.0 g of solid ethanol at -114.5 degree...

    How much heat energy is required to convert 82.0 g of solid ethanol at -114.5 degree C to gaseous ethanol at 167.4 degree C? The molar heat of fusion of ethanol is 4.60 kJ/mol and its molar heat of vaporization is 38.56 kJ/mol. Ethanol has a normal melting point of -114.5 degree C and a normal boiling point of 78.4 degree C. The specific heat capacity of liquid ethanol is 2.45 J/g middot degree C and that of gaseous ethanol...

  • 1.How much heat energy is required to convert 36.8 g of solid ethanol at −114.5°C to...

    1.How much heat energy is required to convert 36.8 g of solid ethanol at −114.5°C to gasesous ethanol at 132.6°C? The molar heat of fusion of ethanol is 4.60 kJ/mol, and its molar heat of vaporization is 38.56 kJ/mol. Ethanol has a normal melting point of −114.5°C and a normal boiling point of 78.4°C. The specific heat capacity of liquid ethanol is 2.45J/g⋅°C, and that of gaseous ethanol is 1.43J/g⋅°C. 2.At 1 atm, how much energy is required to heat...

  • How much energy (in kilojoules) is released when 12.6 g of steam at 110.5 ∘C is...

    How much energy (in kilojoules) is released when 12.6 g of steam at 110.5 ∘C is condensed to give liquid water at 67.0 ∘C? The heat of vaporization of liquid water is 40.67 kJ/mol, and the molar heat capacity is 75.3 J/(K⋅mol) for the liquid and 33.6 J/(K⋅mol) for the vapor.

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT