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New YorkChemistryQuick questions
Atomic Concepts and the Periodic Table
Quick questions on Isotopes and average atomic mass - Regents Chemistry
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
An element has two isotopes: mass at and mass at . Show the setup for the average atomic mass. [1 point]
What is q2?Show answer
Why is the atomic mass of most elements not a whole number? [1 point]
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