A quantity of ideal gas
undergoes an expansion that increases its volume from to The ﬁnal
pressure of the gas is Does the gas do more work on its surroundings if the
expansion is at constant pressure or at constant temperature? (i) constant pressure;
(ii) constant temperature; (iii) the same amount of work is done in both cases; (iv) not
enough information is given to decide.

Question

A quantity of ideal gas
undergoes an expansion that increases its volume from to The ﬁnal
pressure of the gas is Does the gas do more work on its surroundings if the
expansion is at constant pressure or at constant temperature? (i) constant pressure; 
(ii) constant temperature; (iii) the same amount of work is done in both cases; (iv) not
enough information is given to decide.

surry99 · Answer

hi,
do you know what the definition of work is in problems of this type?

caozeyuan · Answer

should be pV work, dW=-pdV

surry99 · Answer

good morning...you are correct so if P is constant what is the work?