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Select true or false: the work done on the surroundings by the expansion of a gas is w = –pdv

Sagot :

The work done on the surroundings by the expansion of a gas is w = –pdv .The statement is true.

The work is the energy required to move a system or body or anything against a force is called work. The word done = force×distance

Work done in an isobaric process is given by

W = PΔV

Where W = Work done

P =pressure

ΔV = change in volume

In a free expansion , the gas is allowed to expand into a vacuum.

This happens so quickly , so there is no heat transferred . No work is done , because the gas does not display anything.

W = PΔV

To learn more about surroundings by the expansion

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