At
and 1 atm pressure, the enthalpy of combustion of benzene (I) and acetylene (g) are -3268 kJ mol-1 and -1300 kJ mol-1, respectively. The change in enthalpy for the reaction 3C2H3(g) ® C6H6(I), is
At and 1 atm pressure, the enthalpy of combustion of benzene (I) and acetylene (g) are -3268 kJ mol-1 and -1300 kJ mol-1, respectively. The change in enthalpy for the reaction 3C2H3(g) ® C6H6(I), is
Option 1 -
+324 kJ mol-1
Option 2 -
+632 kJ mol-1
Option 3 -
-632 kJ mol-1
Option 4 -
-732 kJ mol-1
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1 Answer
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Correct Option - 3
Detailed Solution:
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