Category: Chemical Thermodynamics Mcqs

A.J/kg.K
B.J/kg
C.W/kg.K
D.J/m3.K

A.Argon
B.Carbon dioxide
C.Oxygen
D.Hydrogen

A.increases with increasing concentration
B.decreases with increasing concentration
C.remains unaffected with change in concentration of solute

A.mass and volume at constant temperature
B.pressure and volume at constant temperature
C.volume and temperature at constant pressure
D.pressure and temperature at constant volume

A.the ration of the actual volume of the gas to the volume predicted by ideal-gas law
B.the ratio of the volume predicted by ideal-gas law to the actual volume of the gas
C.the difference between the actual volume of the gas and the volume predicted by ideal-gas law
D.none of the above

A.1.4
B.1.67
C.1.33
D.1

A.solid
B.liquid
C.gas
D.saturated vapours

A.Pressure against 1/volume (temperature constant)
B.Pressure against volume (temperature constant)
C.Volume against temperature (pressure constant)
D.Volume against 1/pressure (temperature constant)

A.? H = Q + Ws
B.?H = Q-Ws
C.?U = Q-Ws
D.?U = Q + Ws

A.Voltaic cell uses exothermic chemical reactions to produce electrical energy
B.In the voltaic cell the positive current flows from the positive electrode to the negative electrode outside the cell
C.A voltaic cell can become an electrolysis cell by use of an external voltage greater than the voltaic cell voltage and imposed in the opposite directions
D.Voltaic cell uses electrical energy to produce endothermic chemical changes