NEET 2023 Model Paper 2

Question : 65 of 200

Marks: +1, -0

6gMgCO3 sample will be required to neutralise 100‌ml of 1M‌HBr solution, according to the following reaction
MgCO3( s)+2HBr(aq)→ MgBr2(aq)+CO2(aq)+ H2O(ℓ)
Calculate percentage purity of MgCO3 sample :-