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

Author Question: Calculate the change internal energy (E) for a system that is giving off 45.0 kJ of heat and is ... (Read 25 times)

Diane

  • Hero Member
  • *****
  • Posts: 576
on: Aug 27, 2018
Calculate the change internal energy (E) for a system that is giving off 45.0 kJ of heat and is performing 855 J of work on the surroundings.
 
  A) 44.1 kJ
  B) -44.1 kJ
  C) -45.9 kJ
  D) 9.00  102 kJ
  E) -9.00  102 kJ

Question 2

When covalent bonds are broken energy is released.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aruss1303

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

FALSE


Diane

  • Hero Member
  • *****
  • Posts: 576
Reply #2 on: Aug 27, 2018
Thanks


aruss1303

  • Sr. Member
  • ****
  • Posts: 314
Reply #3 on: Aug 27, 2018
Welcome :)


« previous next »
 

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Despite the globe’s vast social change, people all over the world continue to make race a ... Despite the globe’s vast social change, people all over the world continue to make race a ...
Degenerative Diseases of the Central Nervous System Degenerative Diseases of the Central Nervous System
A point-type ignition system showing the distributor cam which opens the points A point-type ignition system showing the distributor cam which opens the points
Climate change is an important vector for human diseases Climate change is an important vector for human diseases
Solve the system to find x and y Solve the system to find x and y
Divisions of the Nervous System Divisions of the Nervous System
Video: Interpreting a cladogram Animation

For a complete list of videos, visit our video library