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Content Constants Calc
Charge on electron (e) 1.60217634 × 10^{-19} C
Avogadro’s number (NA) 6.022142 × 10^{23} 1/mol
Permeability of vacuum μ0 12.566370614 × 10^{-7} Vs/Am
4π × 10^{-7} Vs/Am
Permittivity of vacuum ϵ0 8.854187817 × 10^{-12} As/Vm