johnat9ulieTeN
contestada

Which of these statements is not true?

A. Atoms of the same elements can have different masses.

B. The nucleus of an atom has a positive charge.

C. Atoms of isotopes of an element have different numbers of protons.

D. Atoms are mostly empty space.

Relax

Respuesta :

metchelle
From the given chemistry question above, the correct answer would be option C. The statement that is not considered true is that, atoms of isotopes of an element have different numbers or protons. The rest of the statements above are all correct. 
yedida

Atoms of isotopes of an element have different numbers of protons.

protons in the same element never change only neutons vary