Can you guys help me please? I dont get what im supposed to do here.

Describing intermolecular forces use the drop down menus to match the type of intermolecular force to its name dipole dipole interactions dipole induced dipole interactions london dispersion forces hydrogen bond van der waals forces done

Find the mass, in grams, of 5.00*10^23 molecules of f2

Is 343 in the sequence -5, -2, 1, 4, 7