0
Atomic Mass is the average masses of all the isotopes known for that element as they occur in earth's nature.
Atomic number is the element's identity, the number of protons the nucleus has, will never change.
Mass number is [NOT just another way to say atomic mass.]
Added:
Mass number is equal to the number of protons AND neutrons, that is of ONE particular isotope of an element. This is a round figure, not an average like atomic mass.
Add your answer:
Earn +20 pts
Compare atomic number mass number and atomic mass?
Atomic number is the number of protons in the nucleus of an atom.Mass number is the number of protons plus neutrons in the nucleus of an atom of a specific isotope.Atomic mass is the total mass of a an atom of a particular isotope, not just the mass of the nucleus. Atomic mass is usually measured in atomic mass units (amu), and is the total mass of protons, neutrons, and electrons in an individual atom of the isotope.
What does atomic mass number tell us?
Type your answer here..The Atomic Mass Unit tells us that ,How heavy a substance as compare to the other.
Difference between atomic number and atomic mass?
atomic number is a number atomic mass is a mass
What is the difference between the atomic mass and atomic number of an elements?
Atomic number = Number of protons Atomic mass = Mass of protons + mass of neutrons
What is the atomic number and atomic mass number of chlorine?
Atomic Number is 17 - atomic mass is 35.5
What is the atomic mass number of 28.09?
Silicone has that atomic mass. Atomic mass number is 28.
Are the number of neutrons equal to the atomic number minus the atomic mass?
No. Number of neutrons = Atomic mass - Atomic number
What is relation between atomic mass and atomic number?
mass number=atomic number+no. of neutrons
The number or protons plus the number of neutrons equal?
Atomic Mass (Atomic weight) Atomic Mass (Atomic weight) or mass number.
The atomic number and atomic mass for magnesium?
Atomic number = 12 Atomic mass = 24
What is the atomic mass and the atomic number of potassium?
Atomic number is 19, atomic mass is 39.
What is atomic mass and atomic number for radium?
The atomic number is 88 and the atomic mass is 226
