JcLocal34
contestada

Adding the number of protons to the number of neutrons determines what about the atom?
A
the atomic number
B
the atomic mass

(Hint: protons + neutrons = ?)

Respuesta :

Trikku
Number of protons is Z and number of neutrons is A-Z
The add the both
Z + A - Z
Z cancels to give A(Atomic mass)

Otras preguntas