Author Question: A fixed amount of ideal gas is held in a rigid container that expands negligibly when heated. At 20C ... (Read 52 times)

crazycityslicker

  • Hero Member
  • *****
  • Posts: 537
A fixed amount of ideal gas is held in a rigid container that expands negligibly when heated. At 20C the gas pressure is p. If we add enough heat to increase the temperature from 20C to 40C, the pressure will be
 
  A) impossible to determine since we do not know the number of moles of gas in the container.
  B) greater than 2p.
  C) less than 2p.
  D) equal to 2p.
  E) impossible to determine since we do not know the volume of gas in the container.

Question 2

If the temperature of an iron sphere is increased,
 
  A) its density will increase.
  B) its volume will decrease.
  C) its density will decrease.
  D) its mass will decrease.
  E) its density will remain unchanged.



mariahkathleeen

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

crazycityslicker

  • Hero Member
  • *****
  • Posts: 537
Both answers were spot on, thank you once again




 

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

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

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

For a complete list of videos, visit our video library