Both molar mass and atomic mass are related to the subject of chemistry — the names of each mass help key in the difference between them. Molar mass is the mass of a mole. This mass is of one mole per one element.
Atomic mass is the mass of an atom. That atom can be at rest, or it can have a specific amount of protons and neutrons. Another difference between them is how they are measured.
Molar mass is measured in grams. Atomic mass is not measured in any specific unit and is referred to as unit less or no unit.
Molar mass is classified as the mass of a mole or one mole. It can also be categorized with single elements, single molecules, and other materials. Molar mass is the molecular weight; however, the main difference is that molecular weight only explains the load of molecules over elements.
Both molar mass and molecular weight are expressed in units of a gram per mole. Atomic mass, on the other hand, is the mass of the atom at rest and not in motion. Atomic mass is additionally the total of protons and the sum of neutrons.
The atomic mass of an atom is characterized as the particular weight of an isotope and not the median weight. Atomic mass is quantified via spectrometry. The atomic weight establishes molar mass. There are no units of capacities for nuclear masses. They are "unitless."
The molar mass and Atomic mass are both important terms in chemistry. You can easily confuse one for another because both contain the word 'mass.' By definition, molar mass means the mass of a particular element or compound divided by the amount of substance in a mole.
That is the reason why the unit of Molar mass is usually gram/mol. Atomic mass, on the other hand, can be defined as the mass of an atom, which includes the addition of the number of protons and neutrons for that particular atom. Atomic mass does not have any unit. Atomic mass is very important to know, because, without it, you may find it difficult to determine the molar mass of a particular compound accurately.
For instance, to determine the molar mass of NaOH, you should know the atomic mass of the various consistent elements. The atomic mass of Sodium is 23; Oxygen is 16, and Hydrogen is 1. This means the molar mass of the compound is 40 g/mol.
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Answered Nov 04, 2019
Molar mass is the form of a particular molecule, and in the case of a compound, there may be different molar mass measurements for each unit, as they contain different isotopes. Molar masses are computed from the typical atomic weights of each element. Atomic mass is the form of an atom and is usually expressed in atomic mass units.
A mass is a body or object that does not necessarily have a definite shape or size; it is made of atoms and does have weight. Basically, Molar mass is the mass of one mole per single element, and atomic mass is the form of a particle at rest or is the number of protons and neutrons. Atomic mass is measured by mass spectrometry, and molar mass is computed by atomic weight.