« 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 108 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?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Two-point linear perspective. Two-point linear perspective.
Normal red blood cells (RBCs) are flexible and donut-shaped and move with ease through blood ... Normal red blood cells (RBCs) are flexible and donut-shaped and move with ease through blood ...
Identical Twin Normal Birth Position Identical Twin Normal Birth Position
Percentage of Americans Living in Communities with a Fluoridated Water Supply, by State. 2012 Percentage of Americans Living in Communities with a Fluoridated Water Supply, by State. 2012
How much water does the amniotic sac hold? How much water does the amniotic sac hold?
Water strider (Gerris remigis) on water surface, showing surface tension. Water strider (Gerris remigis) on water surface, showing surface tension.
Video: Neuron Type Animation

For a complete list of videos, visit our video library