Which of the following is true for an adiabatic process
How many joules of heat are absorbed when 70.0 g of water is completely vaporised at its boiling point ?
Three moles of an ideal gas expanded spontaneously into vacuum. The work done will be
The cooling in refrigerator is due to
One calorie is equal to
The heat of combustion of carbon to CO2 is - 393.5 kJ/mol. The heat released upon formation of 35.2 g of CO2 from carbon and oxyge..
For the cyclic process
Point out the wrong statement in relation to enthalpy
Among them intensive property is
Internal energy does not enclude
The temperature of the system decrease in an
Conditions of standard state used in Thermochemistry is
Which of the following is not a state function
In thermodynamics which one of the following is not an intensive property
A gas undergoes a thermodynamical process but the volume of the gas does not change. What is the nature of this process ?
It is general principle that the less energy a system contains, it is
Which of the following is the correct option for free expansion of an ideal gas under adiabatic condition
For an isolated system,
Î”U = 0, then
The bond energy (in kcal mol^-1) of C-C single bond is approximately
The process, in which no heat entres or leaves the syatem, is termed as
Calculate the amount of heat evolved when 500 cm^3 of 0.1 M HCl is mixed with 200 cm^3 of 0.2 M NaOH.
a pistol filled with 0.04 mol of an ideal gas expands
The relation between H and U is
Hesss law is based on
In an adiabatic process
In an isothermal process
The temperature of the system decreases in an
If one mole of ammonia and one mole of hydrogen chloride are mixed in a closed container to form ammonium chloride gas, then
Internal energy is sum of
An adiabatic process occurs in
Which of the following is an intensive property ?
The first law of thermodynamics is expressed as
Hesss law is used to calculate
the vapour pressure of acetone at 20 degree C is 185 torr. when 1.2 g of a non - volatile
Which of the following is a path function?
the incorrect expression among the following is
Which of the following is correct option for free expansion of an ideal gas under adiabatic condition ?
standard entropy of x^2, y^2 and xy 3 are 60, 40 and 50 j
The species which by definition has zero standard molar enthalpy of formation at 298 K is
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