Question

The number of positive charges in the nucleus of an atom is equal to: its mass number its atomic number Avogadro's number its atomic mass

Answer 1

Answer:

its atomic number

Explanation:

the mass number/atomic mass is how many protons and neutrons are combined in an element. But, the atomic number is just protons.

Answer 2

Answer:

Its atomic number

Explanation:

This is a simple answer, but I assure you that it is 100% correct.

Hope this helps.