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

Author Question: Ethyl chloride, C2H5Cl, is used as a local anesthetic. It works by cooling tissue as it vaporizes; ... (Read 72 times)

shenderson6

  • Hero Member
  • *****
  • Posts: 573
on: Nov 18, 2019

Question 1

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 -145 °C to liquid ethanol at -60 °C?
◦ -13.56
◦ 3859
◦ 9.96
◦ 8.88
◦ 6.58

Question 2

Ethyl chloride, C2H5Cl, is used as a local anesthetic. It works by cooling tissue as it vaporizes; its heat of vaporization is 26.4 kJ mol-1. How much heat could be removed by 20.0 g of ethyl chloride?
◦ 528 kJ
◦ 341 kJ
◦ 8.18 kJ
◦ 3410 kJ
Chemistry: A Molecular Approach (Canadian) ¦ Tro, Fridgen, Shaw ¦ 2nd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by shenderson6 on Nov 18, 2019

sarajane1989

  • Sr. Member
  • ****
  • Posts: 296
Reply #1 on: Nov 18, 2019
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


shenderson6

  • Member
  • Posts: 573
Reply 2 on: Nov 18, 2019
Great answer, keep it coming :)

kishoreddi

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

granulation tissue granulation tissue
Microscopic components of osseous tissue. Microscopic components of osseous tissue.
The roles of chloride channels in inhibitory synapses. The roles of chloride channels in inhibitory synapses.
Local Anesthetics Local Anesthetics
How the Wernicke-Geschwind model works in a person who is responding to a heard question and reading ... How the Wernicke-Geschwind model works in a person who is responding to a heard question and reading ...
Epithelial vs. Connective Tissue Epithelial vs. Connective Tissue
Video: Hormonal regulation of pregnancy - week 1

For a complete list of videos, visit our video library