Minimum work is obtained when 1 kg of ____ gas expanded under 500 kPa to 200 kPa pressure at 0oC.
chlorine
oxygen
nitrogen
methane
In exothermic reaction, heat is
given out
absorbed
not involved
given out or absorbed
Thermodynamically the most stable form of carbon is
diamond
graphite
fullerenes
coal
Which of the following is an intensive property?
Temperature
Viscosity
Surface tension
All of these
A process in which the system does not exchange heat with the surrounding is known as
isothermal
isobaric
isochoric
adiabatic
Which of the given properties depends on the manner in which a change is brought about? i. ΔE ii. q iii.w
ΔE only
q and ΔE
q and w
w only
In _______ process, work is done at the expense of internal energy process.
If W is the amount of work done by the system and q is the amount of heat supplied to the system, identify the type of the system
isolated system
closed system
open system
system with thermally conducting walls
Which of the following is a path function?.
Internal energy
Enthalpy
Work
Entropy
One mole of an ideal gas is initially at 0o C and 1 atm pressure. If it absorbs 1000 cal heat during a reversible isothermal expansion, what will be its final volume?
102.5L
242.5L
22.4L
121.25L
