Thermodynamics ...

Actual flame temperature is always lower than the adiabatic flame temperature, because there is ______________.

The internal energy of a compressed real gas, as compared to that of the normal gas at the same temperature, is

Two bodies at different temperatures are mixed in a calorimeter. Which of the following quantities remains conserved?

Hess's law is applicable for the determination of heat of:

Which specific process has negative value of specific heat?

The Gibbs free energy change for the reaction for which $$\displaystyle \Delta H=-393.4kJ$$ and $$ \Delta S=-2.9{ JK }^{ -1 }{ mol }^{ -1 }$$ at 298K is:

The internal energy of a gram-molecule of an ideal gas depends on 

Two moles of an ideal gas are compressed isothermally $$\displaystyle \left( { 100 }^{ o }C \right) $$ and reversibly from a pressure of 10 atm to 25 atm. The value of Gibb's free energy change is:

Determine enthalpy change for, $$C_3H_8 (g )+ H_2(g)\longrightarrow C_2H_6(g)+ CH_4 (g)$$ at $$25^{\circ}C$$. using heat of combustion values under standard conditions.