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 NbF4 to moles
grams Ni3S2 to moles
grams VI4 to moles
grams CsMnO4 to moles
grams Praseodymium to moles
grams Ethene to moles
grams Hafnium Boride to moles
grams Ammonium Phosphate to moles
grams Rhodium(III) Sulfate to moles
molar mass of CaS
molar mass of LaF3
molar mass of IrBr3
molar mass of FeCl2
molar mass of Tin
molar mass of Zinc Cyanide
molar mass of Arsenic Oxychloride
molar mass of Iridium(IV) Chloride
molar mass of Calcium Permanganate