A gas undergoes a thermodynamical process but the volume of the gas does not change. What is the nature of this process ?
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..
Which of the following units represent the largest amount of energy
Which of the following is true for an adiabatic process
Which of the following are not state functions
Mark the correct statement
Energy equivalent to one erg, one joule and one calorie is in the order
For the cyclic process
If a refrigerators door is opened,then we get
One calorie is equal to
The cooling in refrigerator is due to
Which of the following is not a state function
The temperature of the system decrease in an
Point out the wrong statement in relation to enthalpy
A reaction occurs spontaneously if
Conditions of standard state used in Thermochemistry is
Among them intensive property is
Internal energy does not enclude
The bond energy (in kcal mol^-1) of C-C single bond is approximately
the vapour pressure of acetone at 20 degree C is 185 torr. when 1.2 g of a non - volatile
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.
In thermodynamics which one of the following is not an intensive property
Which of the following is the correct option for free expansion of an ideal gas under adiabatic condition
It is general principle that the less energy a system contains, it is
a pistol filled with 0.04 mol of an ideal gas expands
The process, in which no heat entres or leaves the syatem, is termed as
The relation between H and U is
For an isolated system,
Î”U = 0, then
In an adiabatic process
Which of the following is an intensive property ?
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
the standard enthalpy of formation of NH 3 is - 46.60 kj mol^-1.
Hesss law is based on
In an isothermal process
Internal energy is sum of
The first law of thermodynamics is expressed as
An adiabatic process occurs in
Hesss law is used to calculate
Which of the following is a path function?
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