Author Question: Equal volumes of gas at the same pressure and temperature contain equal numbers of molecules. ... (Read 78 times)

tiffannnnyyyyyy

  • Hero Member
  • *****
  • Posts: 512
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
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
 

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

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.

For a complete list of videos, visit our video library