How much mass is in 0.050 moles of Pb(NO3)2

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom

What type(s) of intermolecular forces are expected between ch3ch2cooh molecules? dipole forces, induced dipole forces, hydrogen bonding

Will a solution form when the solvent and solute are both nonpolar? a. not likely b. never c. most likely