« previous next »

Author Question: Equal volumes of gas at the same pressure and temperature contain equal numbers of molecules. ... (Read 149 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?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

Your heart beats over 36 million times a year.

The relationship between air temperature and two measures of water vapour saturation of air. The relationship between air temperature and two measures of water vapour saturation of air.
Hippocampal Volumes of Pairs of Monozygotic Twins Hippocampal Volumes of Pairs of Monozygotic Twins
Ischemic compression (i.e., direct pressure) to a trigger point in the trapezius muscle. Ischemic compression (i.e., direct pressure) to a trigger point in the trapezius muscle.
Check heat source for temperature. Evaluate the amount of heat given off from the source using your ... Check heat source for temperature. Evaluate the amount of heat given off from the source using your ...
How to find when Celsius and Fahrenheit are the same temperature How to find when Celsius and Fahrenheit are the same temperature
Physics- Density, Pressure and Pascal's Principle Physics- Density, Pressure and Pascal's Principle
Video: Structures that affect circulation - venous return

For a complete list of videos, visit our video library