Q. One kg of saturated steam at 100°C and 1.01325 bar is contained in a rigid walled vessel. It lias a volume of 1.673 m³. It cools to 98°C ; the saturation pressure is 0.943 bar ; one kg of water vapour under these conditions has a volume of 1.789 m³. The amount of water vapour condensed (in kg) is

View solution

Q. Which of the following holds good for a solution obeying Raoult's law (i.e., an ideal solution) (where, ΔH = heat of mixing, and ΔV = volume change on mixing ) ?

View solution

Q. Number of gm moles of solute dissolved in 1 kg of solvent is called its

View solution

Q. Size range of the colloidals particles is

View solution

Q. The latent heat of vaporisation

View solution

Q. Assume that benzene is insoluble in water. The normal boiling points of benzene and water are 80.1 and 100°C respectively. At a pressure of 1 atm, the boiling point of a mixture of benzene and water is

View solution

Q. Pick out the wrong unit conversion of heat transfer co-efficient.

View solution

Q. The value of gas constant 'R' is __________ kcal/kg.mole.°C.

View solution

Q. Diffusion is that property by virtue of which a perfume bottle when opened up in a room, makes the whole room fragrant with its smell. If a perfume 'X' diffuses twice as fast as another perfume 'Y'; what is the molecular weight of 'Y', if the vapor density of gas 'X' is 2 ? Molecular weight of gas 'X' is to be assumed to be 2.

View solution

Q. For estimation of heat capacity of a solid compound, one can use

View solution

Q. With increase in the temperature of pure (distilled) water, its

View solution

Q. Validity of the relationship, inputs = outputs, holds good for the system at steady state

View solution

Q. Which of the following is not a unit of kinematic viscosity ?

View solution

Q. 1 torr is equal to __________ mm Hg column.

View solution

Q. Kopp's rule is helpful in finding the

View solution

Q. 1 gm mole of methane (CH₄) contains

View solution

Q. Number of gm moles of solute dissolved in one litre of a solution is called its

View solution

Q. A chemical process is said to occur under unsteady state, if the

View solution

Q. 1 centipoise is equivalent to

View solution

Q. Total energy at a point comprises of __________ energy.

View solution