Respuesta :
What is the mass number of an atom with 7 protons, 8 neutrons, and 7 electrons?
A Nitrogen atom with 7 protons and 8 neutrons has a mass number of 15
That Should Be The Correct Answer :D
Hope I Helped
-Nullgaming650
A Nitrogen atom with 7 protons and 8 neutrons has a mass number of 15
That Should Be The Correct Answer :D
Hope I Helped
-Nullgaming650

An atom of nitrogen-15 (15n) , isotope of regular nitrogen. It occurs. i hope what ive found helped, let me know what happens!