Calculate the work done on the gas during the expansion

[rutherfordln]

Homework Statement

One mole of an ideal gas initially at a temperature of T_{}i = 4\circ C undergoes an expansion at a constant pressue of 1.00 atm, to four times its original volume.

a.) Calculate the new temperature T_{}f of the gas.
answer in K
b.) Calculate the work done on the gas during the expansion.
answer in Kj

Homework Equations

P_{}fV_{}f/P_{}iV_{}i = nRT_{}f/nRT_{}i

The Attempt at a Solution

 

[Hootenanny]

The Attempt at a Solution

...?

 

[rutherfordln]

Im not sure where to start

 

[Hootenanny]

Well you have the ideal gas equation, as you have already pointed out. What do you think we could do with it?