Question

Define atom and atomic mass,mole concept, molar mass,

Answer 1

atom- it is the smallest constituent unit of matter that has properties of chemical element.

atomic mass- it is the mass of an atom.

mole concept- it is defined as amount ofsubstance that contain as many atom atom molecule Ion electron or any other entities as there are carbon atom

molar mass- it is a property property defined as the mass of a given substance

Answer 2

1. ATOM..smallest practical of an element which may or may not be capable to free exist
2. ATOMIC MASS..relative mass of an atom as compared with the mass of carbon 12 isotopes
3. mole concept..A mole is defined as that amount of substance which contains Avogadro numbers of formula units
4. Molar mass ...mass of 1 mole of a substance