1.

When \[0.5g\] of sulphur is burnt to \[S{{O}_{2}},\,4.6\,kJ\] of heat is liberated. What is the enthalpy of formation of sulphur dioxide [KCET 1998; AFMC 2001]

A.                 + 147.2 kJ            
B.                 ? 147.2 kJ
C.                 ? 294.4 kJ            
D.                 + 294.4 kJ
Answer» D.                 + 294.4 kJ


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