For a van der waals gas, πt= a / vm2. calculate δumfor the isothermal expansion of nitrogen gas from an initial volume of 1.00 dm3to 44.31 dm3at 298 k. (the default units for umare kj mol-1)

It idk haha what are we doing?

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.

Idont really know sorry