mass number
mass
ˈmÃĻs
mās
num
nƌm
nam
ber
bər
bēr
/mˈas nˈʌmbə/

āχāĻ‚āϰ⧇āϜāĻŋāϤ⧇ "mass number"āĻāϰ āϏāĻ‚āĻœā§āĻžāĻž āĻ“ āĻ…āĻ°ā§āĻĨ

01

āĻ­āϰ āϏāĻ‚āĻ–ā§āϝāĻž, āĻ­āϰ āϏāĻ‚āĻ–ā§āϝāĻž

the total number of protons and neutrons in the nucleus of an atom
āωāĻĻāĻžāĻšāϰāĻŖ
Uranium-238 has a mass number of 238, indicating it has 92 protons and 146 neutrons.
āχāωāϰ⧇āύāĻŋāϝāĻŧāĻžāĻŽ-ā§¨ā§Šā§Ž āĻāϰ āĻ­āϰ āϏāĻ‚āĻ–ā§āϝāĻž ā§¨ā§Šā§Ž, āϝāĻž āύāĻŋāĻ°ā§āĻĻ⧇āĻļ āĻ•āϰ⧇ āĻāϟāĻŋ ⧝⧍āϟāĻŋ āĻĒā§āϰ⧋āϟāύ āĻāĻŦāĻ‚ ā§§ā§Ēā§ŦāϟāĻŋ āύāĻŋāωāĻŸā§āϰāύ āϰāϝāĻŧ⧇āϛ⧇āĨ¤
LanGeek
āĻ…ā§āϝāĻžāĻĒ āĻĄāĻžāωāύāϞ⧋āĻĄ āĻ•āϰ⧁āύ