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Mass fraction is the mass of one component divided by total mass. It's essential for material composition analysis, mixtures, and alloys.

Формула

The calculator applies w = m_component / m_total
w
m_component / m_total — m_component / m_total

Водич корак по корак

  1. 1Enter mass of component and total mass
  2. 2The calculator applies w = m_component / m_total
  3. 3Results show mass fraction as decimal or percentage

Worked Examples

Инпут
m_component = 20 g, m_total = 100 g
Резултат
w = 0.20 or 20%
Simple ratio

Common Mistakes to Avoid

  • Confusing mass fraction with mole fraction
  • Forgetting to include all components in total mass

Frequently Asked Questions

How does mass fraction relate to mole fraction?

They're different; mass fraction uses mass, mole fraction uses number of moles. Convert using molar masses.

Can mass fraction exceed 1?

No, a component can't be more than the total; maximum is 1 (100%).

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