« previous next »

Author Question: A slice of pizza has 500 kcal. If we could burn the pizza and use all the heat t (Read 1374 times)

Hawke

  • Hero Member
  • *****
  • Posts: 679
on: May 29, 2013
A slice of pizza has 500 kcal. If we could burn the pizza and use all the heat to warm a 50-L container of cold water, what would be the approximate increase in the temperature of the water? (Note: A liter of cold water weighs about 1 kg.)
A) 50°C
B) 5°C
C) 1°C
D) 100°C
E) 10°C


coco

  • Hero Member
  • *****
  • Posts: 739
Reply #1 on: May 29, 2013
The answer I found is E. Let me know if you need more help!


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Hawke

  • Hero Member
  • *****
  • Posts: 679
Reply #2 on: May 30, 2013
Perfect :D


« previous next »
 

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Countercurrent heat exchange. Countercurrent heat exchange.
Heat Index Heat Index
Various types of integumentary conditions. (G) Burn, second degree. Various types of integumentary conditions. (G) Burn, second degree.
Mechanisms of Heat Transfer Mechanisms of Heat Transfer
Heat Loss by the Body Heat Loss by the Body
how much energy is needed to heat 77.0g H2O(s) from -10.0 C to 0.0 C? how much energy is needed to heat 77.0g H2O(s) from -10.0 C to 0.0 C?
Video: Digestive chemicals - types & enzymes

For a complete list of videos, visit our video library