5468Chemical EngineeringMedium
Disappearance of snow in subzero weather exemplifies the process of________?
ASublimation
BVaporisation
CMelting
DEvaporation
Correct answer
A. Sublimation
Explanation
The correct answer is Sublimation.
Correct answer
A. Sublimation
Explanation
The correct answer is Sublimation.
Which of the following thermocouples has the widest temperature measurement range?
For a thermodynamic system undergoing a process, which of the following pairs best expresses the relationship similar to that expressed by the pressure volume plot?
Theoretical volume of oxygen required for complete combustion of 1Nm3 of acetylene, in oxy-acetylene welding is ________ Nm3?
Which of the following is not a measure component necessarily to be present in fertilisers?
A pure drug is administered as a sphere and as a cube. The amount of drug is the same in the two tablets. Assuming that the shape and size do not influence the mass transfer, the ratio of rate of dissolution in water at t = 0 for the cubic to spherical tablet is________?
For a neutral solution (pH = 7), the value of [H+] [OH-] is equal to________?