Question
GeneralGeneralGeneral

What is the atomic mass of Au?

Verified Answer

The atomic mass of gold (Au) is:

197 u (atomic mass units)

Explanation:

  • Gold occurs naturally mainly as a single stable isotope (Au-197)
  • Since there is only one dominant isotope, its atomic mass is a whole number

Key Takeaway:

The atomic mass of gold is 197 u, corresponding to its most stable and naturally occurring isotope.