« previous next »

Author Question: The normal boiling point of water is 100.0 C and its molar enthalpy of vaporization is 40.67 kJ/mol. ... (Read 116 times)

penza

  • Hero Member
  • *****
  • Posts: 1,022
on: Aug 27, 2018
The normal boiling point of water is 100.0 C and its molar enthalpy of vaporization is 40.67 kJ/mol. What is the change in entropy in the system in J/K when 24.7 grams of steam at 1 atm condenses to a liquid at the normal boiling point?
 
  A) 88.8
  B) -88.8
  C) -150
  D) 373
  E) -40.7

Question 2

Of the following, ________ is the most volatile.
 
  A) C2H6
  B) C2I6
  C) C2Br6
  D) C2Cl6
  E) C2F6
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
Buy Test-Bank


Animal_Goddess

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Water and salt regulation by isosmotic, hyperosmotic, and hypoosmotic aquatic organisms. Water and salt regulation by isosmotic, hyperosmotic, and hypoosmotic aquatic organisms.
Structure of the water molecule Structure of the water molecule
water movement water movement
The Morris Water Maze The Morris Water Maze
Water-Soluble Vitamins for Treating Nutritional Disorders Water-Soluble Vitamins for Treating Nutritional Disorders
Find an equation of the tangent line to the graph of f(x) = sqrt(x) / (x+1) at the point x=1 Find an equation of the tangent line to the graph of f(x) = sqrt(x) / (x+1) at the point x=1
Video: Premenstrual Syndrome

For a complete list of videos, visit our video library