Question

What do all atoms of any single element have in common?
A. They all have the same number of electrons.
B. They all have the same properties.
c. They all have the same atomic number.
d. They all have the same atomic mass.

Answer 1

Answer: They all have the same atomic number

Explanation: apex

Answer 2

Answer:

c. They all have the same atomic number.

Explanation:

The other user is correct!