Both atomic and molecular masses are usually obtained relative to the mass of
the isotope <sup>12</sup>C (carbon 12), which by definition is ...
Molecular Mass definition, as used in chemistry, chemical engineering, and
Molar mass definition at Dictionary.com, a free online dictionary with
pronunciation, synonyms and translation. Look it up now!
This lesson introduces the definitions of molecular mass and molar mass. Using
information from the periodic table, you'll learn how to use the...
Mar 30, 2015 ... The mole is the "counting unit" used by chemists to indicate the number of atoms,
... An atomic mass is unit less and defined as precisely 1/12 the mass of an atom
of carbon-12 not in motion. The carbon-12 (C-12) atom has six ...
www.thefreedictionary.com/relative molecular mass
(Chemistry) the sum of all the relative atomic masses of the atoms in a molecule;
the ratio of the average mass per molecule of a specified isotopic composition ...
If you're seeing this message, it means we're having trouble loading external
resources for Khan Academy. If you're behind a web filter, please make sure that
Atomic Mass. It is known that the atomic mass of an element/compound is not the
mass of one atom or molecule of the said element/compound because they ...
the ratio of the average mass of one molecule of an eleme... Meaning,
pronunciation, example sentences, and more from Oxford Dictionaries.
The mass of one mole of a substance is equal to that substance's molecular ...
number is defined as the number of elementary particles (molecules, atoms, ...