Mass Converter
Convert between different mass units from atomic scale to astronomical scale including kilograms, pounds, atomic mass units, and solar masses.
Mass Converter
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About Mass Conversion
Mass is a fundamental property of matter representing the amount of substance in an object. Unlike weight, mass is constant regardless of gravitational field and is measured across scales from subatomic particles to celestial bodies.
Mass vs Weight
- Mass: Amount of matter, measured in kilograms
- Weight: Force due to gravity, measured in newtons
- On Earth: Weight = Mass × 9.8 m/s²
- In space: Mass stays the same, weight becomes zero
Mass Scale Examples
- Electron: 9.11 × 10⁻³¹ kg
- Proton: 1.67 × 10⁻²⁷ kg
- Grain of sand: ~0.1 mg
- Paper clip: ~1 g
- Human: ~70 kg average
- Car: ~1,500 kg
- Blue whale: ~150,000 kg
- Earth: 5.97 × 10²⁴ kg
- Sun: 1.99 × 10³⁰ kg
Scientific Applications
- Chemistry: Atomic mass units for molecular calculations
- Physics: Particle physics and quantum mechanics
- Astronomy: Solar masses for stellar and galactic studies
- Medicine: Drug dosages in milligrams and micrograms
- Engineering: Material properties and structural design
Precision Units
- Carat: Precious stones and metals (200 mg)
- Grain: Pharmaceuticals and ammunition (~65 mg)
- AMU: Atomic and molecular mass (1/12 of carbon-12)
- Troy ounce: Precious metals (31.1 g)