SGEORGECISS2024GO SGEORGECISS2024GO Chemistry Answered Suppose you identify a new element, Pivotium. Pivotium has two isotopes: Pivotium-423 and Pivotium-417. In the mixture, 22% of the mixture is Pivotium-423; the rest of the mixture is Pivotium-417. What is the relative atomic mass for Pivotium?