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 41 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
Excellent

ghepp

  • Member
  • Posts: 361
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Sun-tracking behaviour of the arctic plant, Dryas integrifolia, heats the reproductive parts of its Sun-tracking behaviour of the arctic plant, Dryas integrifolia, heats the reproductive parts of its
fusion for energy fusion for energy
Use of cell fusion and selection to obtain hybridomas producing monoclonal antib Use of cell fusion and selection to obtain hybridomas producing monoclonal antib
The integumentary and nervous systems work together to recognize specific sensations, such as heat ... The integumentary and nervous systems work together to recognize specific sensations, such as heat ...
Antineutrophil cytoplasmic antibody staining patterns. Indirect immunofluorescence of ethanol-fixed ... Antineutrophil cytoplasmic antibody staining patterns. Indirect immunofluorescence of ethanol-fixed ...
Specific amino acid–nucleotide contacts for cI and Cro repressors Specific amino acid–nucleotide contacts for cI and Cro repressors
Video: Biological organic compounds

For a complete list of videos, visit our video library