« previous next »

Author Question: Equal volumes of gas at the same pressure and temperature contain equal numbers of molecules. ... (Read 188 times)

tiffannnnyyyyyy

  • Hero Member
  • *****
  • Posts: 512
on: Jul 27, 2018
Equal volumes of gas at the same pressure and temperature contain equal numbers of molecules.
 
  Indicate whether the statement is true or false

Question 2

We say that energy cannot be created nor destroyed, yet a heat pump usually delivers more energy (heat) into the house than it receives from the power source (electricity, gas, etc). Why is this not a violation of the law of conservation of energy?
 
  What will be an ideal response?


Jadwiga9

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

The extra energy was extracted from some environmental source like the outside air or from the ground.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Evolution of the Sun's luminosity, radius and effective temperature compared to the present Sun Evolution of the Sun's luminosity, radius and effective temperature compared to the present Sun
Some of the many small molecules found in cells Some of the many small molecules found in cells
Predicted Temperature Trends Through the 21st Century Predicted Temperature Trends Through the 21st Century
Press up under the cheekbones. Use light to moderate pressure to press into the soft tissues up ... Press up under the cheekbones. Use light to moderate pressure to press into the soft tissues up ...
How to combine approximate and exact numbers when considering significant digits How to combine approximate and exact numbers when considering significant digits
If the entropy of a collection of molecules in 5000 boxes is 1.76 × 10-20 J/K, how many ... If the entropy of a collection of molecules in 5000 boxes is 1.76 × 10-20 J/K, how many ...
Video: Contraction and Relaxation Animation

For a complete list of videos, visit our video library