Answer:
56.41 g
Explanation:
Moles = Mass ÷ [tex]A_{r}[/tex]
Given that,
moles = 0.523 mol
[tex]A_{r}[/tex] = 107.8682 u
mass = ?
Mass = Moles × [tex]A_{r}[/tex]
Mass = 0.523 × 107.8682
mass = 56.41 g