Avogadro’s Number Calculator
Real-time converter between mass, moles, molar mass, and number of particles using
NA = 6.02214076×1023 mol⁻¹.
🥑 Avogadro’s constant mol⁻¹
⚖️ Mass
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🧪 Moles
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🧬 Molar mass
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🔬 Number of particles
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⚡ Quick view (auto-updates)
References
• Avogadro constant is exact: NA = 6.022 140 76 × 1023 mol⁻¹ (SI definition, 20 May 2019). Source: National Institute of Standards and Technology (NIST).
• Relationships: n = m/M, N = n·NA. Units: mass (g, mg, kg), molar mass (g/mol, kg/mol, mg/mol), moles (mol, mmol), particles (count).
• Avogadro constant is exact: NA = 6.022 140 76 × 1023 mol⁻¹ (SI definition, 20 May 2019). Source: National Institute of Standards and Technology (NIST).
• Relationships: n = m/M, N = n·NA. Units: mass (g, mg, kg), molar mass (g/mol, kg/mol, mg/mol), moles (mol, mmol), particles (count).