The volume of a gas expands by 0.25 m^3 at a constant pressure
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First change m^3 to lit
1m^3=10^3lit ;
0.25m^3 = 250lit
W=-P[V]
(-ve due to expansion)
Now change pressure from pascal to atm 10^3pa=0.0098atm
W= -0.0098*250 atmlit
W= -2.25atmlit
(1atm lit =101.33J)
W= -2.25*101.33
W= 250J
hope this helps
1m^3=10^3lit ;
0.25m^3 = 250lit
W=-P[V]
(-ve due to expansion)
Now change pressure from pascal to atm 10^3pa=0.0098atm
W= -0.0098*250 atmlit
W= -2.25atmlit
(1atm lit =101.33J)
W= -2.25*101.33
W= 250J
hope this helps
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