Data: M (molarity) = ? (Mol/L) m (mass) = ? (in grams) V (volume) = 2 L MM (Molar Mass) of Potassium Hydroxide (KOH) K = 1*39 = 39 amu O = 1*16 = 16 amu H = 1*1 = 1 amu ------------------------------------ MM of KOH = 39+16+1 = 56 g/mol
***<span>Let's find the mass </span>Data: n (number of mols) = 4.5 mols m (mass) = ? (in grams) v (volume) = 2 L
Formula:
***<span>Let's find the molarity: </span> Formula: