Chemistry
Grade-9
Easy
Question
How many grams of HCl reacts with 5gm of MnO2 in the below reaction?
- 8 gm
- 8.4 gm
- 9.5 gm
- 10 gm
Hint:
4 mole HCl reacts with 1 mole MnO2
The correct answer is: 8.4 gm
4 mole HCl reacts with 1 mole MnO2
87g of MnO2 reacts with 146g of HCl.
5g of MnO2 reacts with 8.4g of HCl.
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