1. Right-click Suggested Contacts and choose Properties. 2. Click the Outlook Address Book tab. 3. Clear the checkbox for âShow this folder as an e-mail Address Bookâ. If the Suggested Contacts group doesnât disappear from your iPhone, go into Settings and turn off contact syncing, then turn it back on again.
Sulfur has 16 protons, 16 neutrons and 16 electrons. Its atomic number is 16, and it has an atomic mass of 32.066 amu. Sulfur is a pale, yellow, non-metallic...
  Hydrogen has 1 as its atomic number. That's because it has one proton in its nucleus. Hydrogen has three isotopes. Each isotope has one proton in its nucleus (naturally, â¦ because that's what makes it hydrogen). Atomic mass is the number of protons plus the number of neutrons in an atom's nucleus.Let's look at each isotope of hydrogen.  Simple hydrogen has only the 1 proton in its nucleus.ydrogen has three isotopes. Each isotope has one proton in its nucleus (naturally, â¦ because that's what makes it hydrogen). Atomic mass is the number of protons plus the number of neutrons in an atom's nucleus. Let's look at each isotope of hydrogen.   Simple hydrogen has only the 1 proton in its nucleus.