| \[S+\frac{3}{2}{{O}_{2}}\xrightarrow{\,}\,S{{O}_{3}}^{+}y\,S{{O}_{2}}\,\,2x\,\,kcal\] |
| \[S{{O}_{2}}+\frac{1}{2}\,{{O}_{2}}\to \,\,S{{O}_{3}}+y\,kcal\] |
A) \[y-2x\]
B) \[2x-y\]
C) \[x+y\]
D) \[\frac{2x}{y}\]
Correct Answer: B
Solution :
Eq.(ii)-Eq.(i) This gives \[\Delta H=2x-y\]
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