1.

If, S+O_2rarrSO_2, triangleH=-298.2 kJ (i)SO_2+1/2O_2rarrSO_3, triangleH =-98.7 kJ (ii)SO_3+H_2OrarrH_2SO_4, triangleH=-130.2 kJ (iii)H_2+1/2O_2rarrH_2O, triangle=-287.3 kJ The enthalpy of formation of H_2SO_4 at 298 K will be:

Answer»

`-754.4 KJ`
`-814.4 kJ`
`-650.3 kJ`
`-433.7 kJ`

ANSWER :A


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