This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Ethanol (C2H5OH) melts at -114 C. The enthalpy of fusion is 5.02 kJ mol-1. The specific heats of ... (Read 36 times)

jayhills49

  • Hero Member
  • *****
  • Posts: 559
on: Jul 8, 2021
Ethanol (C2H5OH) melts at -114 °C. The enthalpy of fusion is 5.02 kJ mol-1. The specific heats of solid and liquid ethanol are 0.97 J g-1°C-1 and 2.3 J g-1°C-1, respectively. How much heat (kJ) is needed to convert 25.0 g of solid ethanol at -135 °C to liquid ethanol at -50 °C?
◦ 207.3 kJ
◦ -12.7 kJ
◦ 6.91 kJ
◦ 4192 kJ
◦ 9.21 kJ
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by jayhills49 on Jul 8, 2021

C.mcnichol98

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 8, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 42% of students answer this correctly


jayhills49

  • Member
  • Posts: 559
Reply 2 on: Jul 8, 2021
Great answer, keep it coming :)

cpetit11

  • Member
  • Posts: 321
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Specific Drugs and their Potential for Dependence Specific Drugs and their Potential for Dependence
Measuring the Specific Gravity of Urine with a Refractometer Measuring the Specific Gravity of Urine with a Refractometer
Time course for antibodies to the EBV viral–specific antigens. Time course for antibodies to the EBV viral–specific antigens.
Integrative recombination in phage l: The site-specific recombination event Integrative recombination in phage l: The site-specific recombination event
Number of Mutations Associated with Specific Forms of Cancer Number of Mutations Associated with Specific Forms of Cancer
Ethanol has the molecular formula C2H6O. Which ball and stick model shown above represents ... Ethanol has the molecular formula C2H6O. Which ball and stick model shown above represents ...
Video: Uterine (menstrual) cycle - phases

For a complete list of videos, visit our video library