« previous next »

Author Question: A vertical cylinder, closed at the bottom end, contains 0.0100 mol of ideal gas. It is fitted at the ... (Read 42 times)

ishan

  • Hero Member
  • *****
  • Posts: 546
on: Jul 29, 2018
A vertical cylinder, closed at the bottom end, contains 0.0100 mol of ideal gas. It is fitted at the top with a piston that can move freely.
 
  The mass of the piston is 14.0 kg and the initial height of the piston above the bottom of the cylinder is 25 cm. What is the temperature of the gas? (R = 8.31 J/mol  K)
  A) 290 K
  B) 413 K
  C) 3620 K
  D) 405 K
  E) 500 K

Question 2

The center of mass (or center of gravity) of a two-particle system is at the origin. One particle is located at (3.0 m, 0.0 m) and has a mass of 2.0 kg. The other particle has a mass of 3.0 kg. What is the location of the 3.0-kg particle?
 
  A) (-3.0 m, 0.0 m)
  B) (-2.0 m, 0.0 m)
  C) (2.0 m, 0.0 m)
  D) (3.0 m, 0.0 m)


Kjones0604

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

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

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

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.

Top to bottom: tiger, lion, jaguar, and leopard. Top to bottom: tiger, lion, jaguar, and leopard.
Myopia (nearsightedness). In the uncorrected top figure, the image comes into focus in front of the Myopia (nearsightedness). In the uncorrected top figure, the image comes into focus in front of the
Closed urinary drainage system. Urine being measured after it leaves patient’s body via catheter. Closed urinary drainage system. Urine being measured after it leaves patient’s body via catheter.
Coolant circulates through the water jackets in the engine block and cylinder head. Coolant circulates through the water jackets in the engine block and cylinder head.
The small arrows indicate the air bypassing the throttle plate in the closed throttle position. ... The small arrows indicate the air bypassing the throttle plate in the closed throttle position. ...
When the engine achieves closed-loop, the air is directed to the catalytic converter. When the engine achieves closed-loop, the air is directed to the catalytic converter.
Video: Homologous chromosomes during prophase I - Animation

For a complete list of videos, visit our video library