126. A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is
127. The fertilized ovum is called?
128. When a gas is subjected to adiabatic expansion, it gets cooled due to
129. Joule-Thomson effect i.e., a throttling process is a constant __________ process.
130. In the equation, PVn = Constant, if the value of n = 0, then it represents a reversible __________ process.
131. Work done in an adiabatic process between two states depends on the
132. The number of degree of freedom for an azeotropic mixture of ethanol and water in vapour-liquid equilibrium, is
133. The internal energy of an ideal gas is a function of its __________ only.
134. At constant temperature and pressure, for one mole of a pure substance, the ratio of the free energy to the chemical potential is
135. The change in __________ is equal to the reversible work for compression in steady state flow process under isothermal condition.
136. Work done is a
137. Entropy of the system decreases, when
138. Extensive properties of a thermodynamic system depend upon the __________ of the system.
139. The equation Tds = dE - PdV applies to
140. If an ideal solution is formed by mixing two pure liquids in any proportion, then the __________ of mixing is zero.
141. Near their critical temperatures, all gases occupy volumes __________ that of the ideal gas.
142. The free energy change for a chemical reaction is given by (where, K = equilibrium constant)
143. Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature.
144. In the reaction, H2 +I2 2HI, addition of an inert gas will
145. What is the number of degrees of freedom for liquid water in equilibrium with a mixture of nitrogen and water vapor ?
146. The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called the __________ temperature.
147. If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical, then, with the increase in temperature, the heat of reaction will
148. All gases above its inversion temperature, in a throttling process will show
149. First law of thermodynamics is mathematically stated as
150. Translational kinetic energy of molecules of an ideal gas is proportional to (where, T = absolute temperature of the gas )