Which of the following is true for an adiabatic process
Among them intensive property is
Conditions of standard state used in Thermochemistry is
A reaction occurs spontaneously if
One calorie is equal to
Point out the wrong statement in relation to enthalpy
For an isolated system,
Î”U = 0, then
Energy equivalent to one erg, one joule and one calorie is in the order
Which of the following is the correct option for free expansion of an ideal gas under adiabatic condition
In thermodynamics which one of the following is not an intensive property
It is general principle that the less energy a system contains, it is
Which of the following is not a state function
The process, in which no heat entres or leaves the syatem, is termed as
Three moles of an ideal gas expanded spontaneously into vacuum. The work done will be
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..
In order to decompose 9 g water 142.5 kJ heat is required. Hence, the enthalpy of formation of water is
The relation between H and U is
In an isothermal process
A gas undergoes a thermodynamical process but the volume of the gas does not change. What is the nature of this process ?
How many joules of heat are absorbed when 70.0 g of water is completely vaporised at its boiling point ?
Which of the following is an intensive property ?
Internal energy is sum of
Hesss law is based on
If one mole of ammonia and one mole of hydrogen chloride are mixed in a closed container to form ammonium chloride gas, then
The first law of thermodynamics is expressed as
Hesss law is used to calculate
The temperature of the system decreases in an
An adiabatic process occurs in
In an adiabatic process
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.
The bond energy (in kcal mol^-1) of C-C single bond is approximately
the incorrect expression among the following is
An ideal gas expands in volume from 1 * 10^- 3 m^3 to 1 * 10^-2 m^3 at 300 K against a constant pressure of 1 * 10^5 Nm^- 2 . The ..
Which of the following is a path function?
When 5 littes of a gas mixture of methane and propance is perfectly combusted at 0 degree c and 1 atmosphere, 16 litre of oxygen a..
Which one of the following is not a state function ?
The species which by definition has zero standard molar enthalpy of formation at 298 K is
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