A) \[-3.8\]
B) \[-1.9\]
C) \[+3.8\]
D) \[+1.9\]
Correct Answer: D
Solution :
\[C(dia)+{{O}_{2}}\to C{{O}_{2}}\] \[(\Delta H=-395.4kJ/mol)\] ...(i) \[C(gr)+{{O}_{2}}\to C{{O}_{2}}\] \[(\Delta H=-393.5kJ/mol)\] ...(2) Subtracting Eq. (i) from (ii), we have \[C(gr)\xrightarrow[{}]{{}}C(dia);\] \[(\Delta H=+1.9kJ/mol)\] [\[\because \]\[\Delta H=-393.5-(395.4)=+1.9kJ\,mo{{l}^{-1}}\]]You need to login to perform this action.
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