What is a mole? September 24, 2024 by Admin 1 mole of a substance is the atomic or molecular mass of that substance that is expressed in grams. Related Posts:Effect of Heat on Change of State of MatterStates of MatterBasis of Periodic TableWhat is Mandeleeve's periodic law?What is the process parameter that is related to the…Inertia and Concept of Force - Newton's First Law