This category of measurement units is defined by the "amount of substance" type, which is an SI base quantity.
The SI base unit for amount of substance is the mole.
The mole is the amount of substance of a system which contains as many elementary entities as there are atoms in 0.012 kilogram of carbon 12; its symbol is "mol."
grams Ca(CN)2 to moles
grams Pb(NO3)2 to moles
grams CoCl2.6H2O to moles
grams Na4Fe(CN)6 to moles
grams Neon to moles
grams Yohimbine Hydrochloride to moles
grams Protactinium(III) Iodide to moles
grams Potassium Pyrosulfate to moles
grams Yttrium(III) Phosphide to moles
molar mass of KNO2
molar mass of NpCl3
molar mass of V2(SO4)3
molar mass of RuBr3
molar mass of Magnesium
molar mass of Thorium(III) Nitride
molar mass of Nitrogen Trichloride
molar mass of Titanium(IV) Oxide
molar mass of Iron(II) Selenide