See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

Step-I: -11 2+ -4 3 3.2×10 Mg = =2×10 M 4     Step-II: 2+ -4 Mg =2×10 M     Step-III:   2+ -4 -5 100 Mg =2×10 × = 3.33 10 M 100+500      Step-IV: 2 -4 2 2 2+ mainly from MgCl Mg(OH) (25ml of 2×10 M or 0.005 mmole) is mixed with MgCl (225ml of 0.06M or 13.5 mmole)