Assertion: proton's mass | /r/HasProperty | equal
Facets:
value: numerically
type: DEGREE
value: to 15.994914 atomic mass units
type: OTHER
value: to the number of protons
type: OTHER
value: to the number of electrons
type: OTHER
value: approximately
type: DEGREE
Source sentences:
text: The atomic mass of an atom is approximately equal to the number of protons plus the number of electrons, since the mass of electrons is practically negligible.
text: 16/8)O. The mass of neutral (16/8)O is equal to 15.994914 atomic mass units.
text: Hence the mass of nucleon is equal to the sum of the particles such as protons and neutrons present in the atom.
text: The mole is a unit of amount of substance, widely used in chemistry and physics, which was originally defined so that the mass of one mole of a substance, measured in grams, would be numerically equal to the average mass of one of its constituent particles, measured in daltons.