Consider n-butane at 500 k and 20 bar. what is the residual enthalpy, hr, in j/mol?

Answer is (d)a brainliest would be appreciated

Hello thereone of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description? answer: atomic mass  was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.

Answer the same molecular formula;