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 TbCl3 to moles
grams V2(SO4)3 to moles
grams AgReO4 to moles
grams TaSe2 to moles
grams Lawrencium to moles
grams 2-Methylpropene to moles
grams Thorium(III) Nitride to moles
grams Potassium Trifluoromethanesulfonate to moles
grams Samarium(III) Sulfide to moles
molar mass of IF7
molar mass of ZnCr2O7
molar mass of Na2SO3
molar mass of Bi(OH)3
molar mass of Ununpentium
molar mass of Strontium Molybdate
molar mass of Mercury(II) Fluoride
molar mass of Potassium Benzoate
molar mass of Rubidium Bromide