The energy required to break one mole of Cl - Cl bond is 242 kJ/mol
B. The limiting reactant determines the max amount of product that can be formed
Example:
Mass = ?
Density = 25 g/mL
Volume = 5 mL
therefore:
d = m / V
25 = m / 5
m = 25 x 5
m = 125 g
hope this helps!