See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

3 Mg 6 24 100 10 W 10    24 10  Moles of 24 1 Mg 10 24 10    Moles of 4 2 1 MgSO .7H O 10  4 2 MgSO .7H O 1 W 246 10   = 24.6 25 