Rate of a chemical reaction is independent of the concentration of the reactants for a ________ reaction?

A packed tower compared to a plate tower for a particular mass transfer operation________?

“The fugacity of a gas in a mixture is equal to the product of its mole fraction and its fugacity in the pure state at the total pressure of the mixture”. This is________?

The main industrial source of emission of hydrogen sulphide air pollutant is________?

An evaporator while concentrating an aqueous solution from 10 to 40% solids evaporates 30000 kg of water. The amount of solids handled by the system in kg is________?

Working principle of mercury in glass thermometer is based on volumetric expansion of mercury with increase in temperature. Which of the following undergoes minimum volumetric expansion for a given temperature change?