Since it has a 4 protons and 5 neutrons, it has a mass number of 9. The number of electrons is irrelevant for this question. Atomic number is the number of protons, so it is 4. So it is Beryllium
Answer:
Atoms or molecules
Explanation:
Because if molecules are heated or colded the can be liquid or solid
Normal blood ph ranges from 7.35 to 7.45 which is basic
2 to 4. Im pretty sure you might have to check me on it but as far as i know 2 to 4 years.
Best regards,
<u><em>Morgan T. Malice</em></u>