Homework Help: chemistry

Posted by Joan on Sunday, March 20, 2011 at 11:34am.

a balloonist is preparing a trip in a helium balloon. the trip begins in early morning at a temp of 15 degrees Celcius. By mid afternoon, the temp has increased to 30 degrees C. assuming the pressure remains constant at 1.00 atm, for each mole of helium, calculate:
1. the initial and final volume
2. the change in internal energy
3. the work done by helium
4. change in enthalpy

No one has answered this question yet.

Answer this Question

Related Questions

chem! - i cant figure this one out! :( a balloonist is preparing a trip in a ...
Chemistry - a helium balloon is partially filled with 28.7 L of gas at 25.0 ...
Chemistry - A weather ballon is prepared to lift off at the North Pole. The ...
AP Chemistry - The buoyant force on a balloon is equal to the mass of air it ...
Chemistry - The buoyant force on a balloon is equal to the mass of air it ...
AP Chemistry - The buoyant force on a balloon is equal to the mass of air it ...
Chemistry - what is the final temp of the combination when 50 grams of chromium ...
Chemistry - A helium balloon is filled to a volume of 2.88 x 10^3L at 722 mm Hg ...
chemistry - a balloon is filled with 500 mL of helium at a temperature of 27 ...
chemistry - a balloon is filled with 500 mL of helium at a temperature of 27 ...

For Further Reading

First Name:
School Subject:
Answer: