Question

How many grams of KOH are dissolved in 2.50 liters of 1.50 M KOH?

(The molar mass of KOH = 56.11 g/mol)

Answer 1

Molar mass KOH = 56.11 g/mol

Molarity = 1.50 M

Volume = 2.50 L

m = molarity x molar mass x volume

m = 1.50 x 56.11 x 2.50

m = 210.4125 g

hope this helps!