QuestionDetermine the number of grams found in 3.2 mol of $\mathrm{Li}_{2} \mathrm{~S}$. Hint: You must first calculate the molar mass of the compound. 45.95 g $\frac{45.95}{3.2} \mathrm{~g}$ $\frac{3.2}{45.95} \mathrm{~g}$ $3.2 \cdot 45.95 \mathrm{~g}$