Which of the following gases will have the- highest kinetic energy per mole at the same pressure & temperature ? A. Chlorine B. Nitrogen C. EthaneD. All the gases will have the same KE
If 1 Nm3 of O2 contains ‘N’ number of molecules, then number of molecules in 2Nm3 of SO2 will be_________________? A. N B. N/2C. 2N D. 4N
The heat capacity of a substance is ____________________? A. Greater for liquid state than for solid state B. Lower for liquid state than for gaseous state C. Higher for solid state than for liquid state D. Equal for solid and…
The total number of atoms in 8.5 gm of NH3 is _______________ × 1023? A. 9.03 B. 3.01 C. 1.204 D. 6.02
As per Kirchhoff s equation, the heat of reaction is affected by the__________________? A. Pressure B. VolumeC. Temperature D. Molecularity
A perfectly insulated container of volume V is divided into two equal halves by a partition. One side is under vacuum, while the other side has one mole of an ideal gas (with constant heat capacity) at 298 K. If…
“The equilibrium value of the mole fraction of the gas dissolved in a liquid is directly proportional to the partial pressure of that gas above the liquid surface”. This statement pertaining to the solubility of gases in liquid is the…
______________ equation gives the effect of temperature on heat of reaction ? A. Kirchoff’s B. Maxwell’s C. Antoine D. Kistyakowsky
Addition of a non-volatile solute to a pure solvent ____________________? A. Increases its freezing point B. Increases its boiling point C. Decreases its freezing pointD. Both B. and C.
If the partial pressure of the solvent in the vapor phase is equal to the vapor pressure of the solvent at that temperature, then the system is said to be at its___________________? A. Bubble point B. Saturation temperature C. Dew…