Respuesta :

Hagrid

The molar mass of MgS2O3 is 136 grams per mole. If you are given 195 grams of MgS2O3 and you are required to find the moles of this compound, simply divide 195 grams of MgS2O3 by 136 grams per mole of MgS2O3 and you will get 1.43 moles of MgS2O3.