This topic contains a solution. Click here to go to the answer

Author Question: A nuclear reaction is said to be endothermic if the total kinetic energy is A) less after the ... (Read 142 times)

cdr_15

  • Hero Member
  • *****
  • Posts: 546
A nuclear reaction is said to be endothermic if the total kinetic energy is
 
  A)
 
  less after the reaction than before.
  B)
 
  equal both before and after the reaction.
  C)
 
  greater after the reaction than before.
  D)
 
  zero after the reaction.

Question 2

24.0 moles of a diatomic ideal gas with a molar specific heat 5R/2 is heated from 20.0C to 100C. What is the change in entropy of the gas?
 
  A)
 
  -0.365 J/K
 
  B)
 
  0.365 J/K
 
  C)
 
  802 J/K
 
  D)
 
  -19.9 J/K
 
  E)
 
  120 J/K



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

InfiniteSteez

  • Sr. Member
  • ****
  • Posts: 340
Answer to Question 1

A

Answer to Question 2

E





 

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?

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?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

For a complete list of videos, visit our video library