The low value of iron present in Himalayan pink salt is 39 mg/kg salt. Remember, you already calculated the volume of one kilogram of Himalayan pink salt in L/kg. Calculate the moles of iron present: __

mol Fe/kg salt

Calculate the mol/L of iron present: __

mol Fe/L salt

Ch4 and ph3 are both covalent since they are composed both of non-metals.    ch4 is non- polar because of  london forces and has a geometry of tetrahedral  ph3 , on the other hand, is umbrella shaped polar and has dipole-dipole intermolecular force (imf) . since ph3 is polar, it has a stronger imf