mp_units::codata::codata2018::helion_molar_mass¶
Synopsis¶
Declared in <mp-units/systems/codata/codata2018.h>
struct helion_molar_mass final :
named_constant<
"helion_molar_mass", mag_ratio<301493224613L, 100000000000L> * mag_power<10, -3> * si::kilogram / si::mole,
(standard_uncertainty<mp_units::derived_unit<
mp_units::scaled_unit<mp_units::detail::unit_magnitude<power_v<2L, ratio{-14, 1}.num>{},
power_v<5L, ratio{-14, 1}.num>{}, 7L, 13L>{{}},
mp_units::si::kilo_<mp_units::si::gram>>,
mp_units::per<mp_units::si::mole>>>){mag_ratio<91, 10> * mag_power<10, -13> * si::kilogram / si::mole}>