10 件の計算機
Idealized (1/2)^(t / t½) fraction remaining for teaching sketches.
Moles of solute and volume in liters—molarity M.
Stock molarity, stock volume, target molarity—final volume V₂.
Hz and seconds—f = 1/T for periodic signals.
Frequency in Hz—λ = c / f in meters and nm.
0–255 channels—quick luma value.
Mass, specific heat, ΔT—approximate energy in kJ.
Two lat/lon pairs—haversine distance on a sphere.
Force times distance in SI units.
Average watts over an interval.