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Stylized blueprint portrait of Svante Arrhenius

Svante Arrhenius

1859 – 1927

Reaction rates versus temperature; Nobel 1903.

A Swedish physical chemist, Arrhenius gave us the equation relating reaction rate to temperature in 1889 — the rule of thumb that many reactions roughly double in rate every 10 °C. He won the 1903 Nobel Prize in Chemistry.

He was also the first to quantify how carbon dioxide warms the planet. The reaction-rate tools here run on the Arrhenius equation.

Portrait: a stylized blueprint-line rendering, not a photograph.

Contributions in the toolbox

  1. 1887

    Ionic dissociation theory — concentration becomes physical chemistry.

    Dilution (C₁V₁ = C₂V₂)
  2. 1889

    Activation energy and the rate equation.

    Arrhenius Rate Ratio

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