+91-735-322-1155
FlagBACK
Flag Thermal Physics> in chemistry FOR WORK DONE by systm we us...
question mark

in chemistry FOR WORK DONE by systm we use w=-PdV.bt in phs W=PdV.why????.............

Kevin Nash , 12 Years ago
Grade upto college level
anser 1 Answers
neeraj agarwal
it`s only the sign convention , nothing new is done here. we use work done by the system in physics so we write W = - Pext dV but in chemistry we use work done on the system W = Pext dv
Last Activity: 12 Years ago
star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments


Other Related Questions on thermal physics

question mark
A container filled with a sample of an Idea gas at the pressure of 1.5atm. the gas is compressed isothermal ly to one fourth of its original volume. What is the new pressure of the gas?
 
thermal physics
1 Answer Available

Last Activity: 3 Years ago

question mark
how do we know the electric field due to an electric dipole of dipole moment P at distance r from the centre of dipole is fiven by .. where theta is angle between p amd r vector..
thermal physics
1 Answer Available

Last Activity: 3 Years ago

question mark
A A mole of helium gas initially at stp undergoes an isovolumetric process in which its pressure falls to half its initial value. The work done by gas is
 
thermal physics
1 Answer Available

Last Activity: 3 Years ago

question mark
  1. 5000 J of heat are added to two moles of an ideal monatomic gas, initially at a temperature of 500 K, while the gas performs 7500 J of work. What is the final temperature of the gas? step by step please
thermal physics
1 Answer Available

Last Activity: 3 Years ago

question mark
Please help me with the  answer of this question  related to radiation graph
thermal physics
1 Answer Available

Last Activity: 3 Years ago