Westonci.ca is the ultimate Q&A platform, offering detailed and reliable answers from a knowledgeable community. Experience the convenience of getting reliable answers to your questions from a vast network of knowledgeable experts. Get detailed and accurate answers to your questions from a dedicated community of experts on our Q&A platform.

The atomic mass of an element is defined as the weighted average mass of that elements......
(1) most abundant isotope
(2) least abundant isotope
(3) naturally occurring isotopes
(4) Radioactive isotopes