Wissenschaft & Technik

10 Rechner

Half-Life Remaining

Idealized (1/2)^(t / t½) fraction remaining for teaching sketches.

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Molarity (mol/L)

Moles of solute and volume in liters—molarity M.

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Dilution M₁V₁ = M₂V₂

Stock molarity, stock volume, target molarity—final volume V₂.

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Frequency ↔ Period

Hz and seconds—f = 1/T for periodic signals.

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Wavelength (vacuum)

Frequency in Hz—λ = c / f in meters and nm.

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RGB → Grayscale

0–255 channels—quick luma value.

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Water Heating Q

Mass, specific heat, ΔT—approximate energy in kJ.

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Great Circle km

Two lat/lon pairs—haversine distance on a sphere.

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Work (J)

Force times distance in SI units.

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Power from E,t

Average watts over an interval.

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