JEE MAIN - Chemistry Hindi (2025 - 24th January Evening Shift - No. 4)
$$\begin{aligned} & \mathrm{S}(\mathrm{~g})+\frac{3}{2} \mathrm{O}_2(\mathrm{~g}) \rightarrow \mathrm{SO}_3(\mathrm{~g})+2 x \mathrm{kcal} \\ & \mathrm{SO}_2(\mathrm{~g})+\frac{1}{2} \mathrm{O}_2(\mathrm{~g}) \rightarrow \mathrm{SO}_3(\mathrm{~g})+y \mathrm{kcal} \end{aligned}$$
$\mathrm{SO}_2(\mathrm{~g})$ की निर्माण ऊष्मा दी गई है:
$2 x+y$ kcal
$\frac{2 x}{y} \mathrm{~kcal}$
$y-2 x \mathrm{~kcal}$
$x+y \mathrm{~kcal}$
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