MCQ
$1\, gram$ equivalent of substance present in
- A$1\,L$ of $0.5\, M \,H_2SO_4$
- B$49\, gm$ of $H_2SO_4$
- C$0.5\, mol$ of $H_2\, gas$
- ✓All of the above
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$CS_2 + 3O_2 \to 2SO_2 + CO_2$

Statement $(I)$ : $A$ Buffer solution is the mixture of a salt and an acid or a base mixed in any particular quantities.
Statement $(II)$ : Blood is naturally occurring buffer solution whose $\mathrm{pH}$ is maintained by $\mathrm{H}_2 \mathrm{CO}_3 / \mathrm{HCO}_3$ concentrations.
In the light of the above statements, choose the correct answer from the options given below.
