Question

$\huge\underline{\bf \orange{Question :}}$

A diatomic gas does 200 j of work when it expands isobarically. Find the heat given to the gas in the process​

Answer 1

First law of thermodynamics is:

Q=pΔV+nCvΔT

=pΔV+n(R/γ−1)ΔT

=pΔV(1+ 1/γ−1 )

=200(1+ 1/0.4 )

=200×3.5

=700 J