Atomic Mass Calculator

Calculate Atomic Parameters

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Average Atomic Mass Calculator

Calculate average atomic mass from isotopic abundances

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Mass Defect Calculator

Calculate nuclear binding energy and mass defect

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Isotope Mass Calculator

Calculate isotopic mass and abundance patterns

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Understanding Atomic Mass

Basic Concepts

Key principles:

  • Atomic mass unit
  • Isotopes
  • Mass number
  • Atomic number

Nuclear Physics

Important concepts:

  • Mass defect
  • Binding energy
  • Nuclear stability
  • Radioactivity

Isotope Analysis

Key aspects:

  • Natural abundance
  • Isotope separation
  • Mass spectrometry
  • Isotope effects

Applications

Common uses:

  • Nuclear chemistry
  • Radiochemistry
  • Dating methods
  • Nuclear medicine

Advanced Topics

Special cases:

  • Nuclear reactions
  • Fusion and fission
  • Isotope enrichment
  • Nuclear structure

Essential Atomic Mass Formulas

Average Mass

Avg Mass = Σ(mass × abundance)

Mass Defect

ΔM = Σ(component masses) - actual mass

Binding Energy

E = ΔM × c²