Teaching UP B.Ed (Paper 1 & 2) Mock Test 2025 General Science Chemistry Chemical Reaction

In the following reaction:

4HCl + MnO2 → 2H2O + MnCl2 + Cl2 

How many grams of manganese dioxide react with 7.3 g of HCl. 

(Atomic weight of Mn is 55) 

1
0.23
2
4.85
3
4.35
4
5.18 
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