Correct answer
A. Conservation of mass
Explanation
The correct answer is Conservation of mass.
Coke used for the production of calcium carbide should have________?
Freundlich equation applies to the adsorption of solute from________?
Width and depth of grooves in the tube sheet holes normally are ________ inch respectively?
Minute depression of freezing point of a liquid solvent on addition of a solid solute can be best measured by a________?
Increase in temperature, in general results in the________?
Ultrafine grinders operate principally by________?