Charles's Law Calculator

Calculate Volume-Temperature Relationships with Precision

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Final Volume Calculator

Calculate final volume when temperature changes at constant pressure.

Final Volume: - L

Final Temperature Calculator

Calculate final temperature when volume changes at constant pressure.

Final Temperature: - K

Charles's Law Verification

Verify if two volume-temperature pairs follow Charles's Law.

Verification Result: -

Understanding Charles's Law

What is Charles's Law?

Charles's Law states that at constant pressure, the volume of a fixed amount of gas is directly proportional to its absolute temperature. Mathematically:

V₁/T₁ = V₂/T₂

or

V ∝ T

Key Concepts

Important aspects of Charles's Law:

  • Pressure must remain constant
  • Temperature must be in Kelvin
  • Volume and temperature are directly proportional
  • Zero volume occurs at absolute zero
  • Applies to ideal gases

Historical Context

Charles's Law history and development:

  • Discovered by Jacques Charles in 1787
  • Published by Gay-Lussac in 1802
  • Led to concept of absolute zero
  • Foundation for modern gas laws
  • Crucial for hot air balloon development

Real-World Applications

Charles's Law is used in:

  • Hot air balloons
  • Tire pressure maintenance
  • Industrial gas storage
  • Weather balloons
  • Respiratory physiology
  • Gas cylinder safety

Limitations and Assumptions

Charles's Law assumes:

  • Constant pressure
  • Ideal gas behavior
  • No chemical reactions
  • No phase changes
  • Closed system

Essential Charles's Law Formulas

Basic Equation

V₁/T₁ = V₂/T₂

Final Volume

V₂ = V₁(T₂/T₁)

Final Temperature

T₂ = T₁(V₂/V₁)