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[" 47) If "S+O(2)rarr SO(2);quad Delta H...

[" 47) If "S+O_(2)rarr SO_(2);quad Delta H=-298.2kJ],[SO_(2)+(1)/(2)O_(2)rarr SO_(3);quad Delta H=-98.7kJ],[SO_(3)+H_(2)O rarr H_(2)SO_(4);quad Delta H=-130.2kJ],[H_(2)+(1)/(2)O_(2)rarr H_(2)O;quad Delta H=-287.3kJ],[quad H_(2)+(1)/(2)O_(2)rarr H_(2)O;quad Delta H=-287.3kJ" Then the enthalpy of formation of "H_(2)SO_(4)" at "298K],[" will be (in KJ) ",255.6]

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If S + O_(2) rarr SO_(2), Delta H = -298.2 kJ SO_(2) + (1)/(2) O_(2) rarr SO_(3), Delta H = -98.2 kJ SO_(3) + H_(2)O rarr H_(2)SO_(4), Delta H = -130.2 kJ H_(2) + (1)/(2) O_(2) rarr H_(2)O, Delta H = -287.3 kJ the enthalpy of formation of H_(2)SO_(4) at 298 K will be

If {:(SO_(2)+1/2O_(2) rarr SO_(3),DeltaH = -98.7 kJ),(SO_(3)+H_2O rarr H_(2)SO_(4),DeltaH = -130.2 kJ),(H_(2)+1/2O_(2) rarr H_2O , Delta H = -287.3 kJ),(S + H_2 + 2O_(2) rarr H_2SO_4, DeltaH = -814.4 kJ):} Then enthaply of SO_(2) at 298 K is:

If {:(SO_(2)+1/2O_(2) rarr SO_(3),DeltaH = -98.7 kJ),(SO_(3)+H_2O rarr H_(2)SO_(4),DeltaH = -130.2 kJ),(H_(2)+1/2O_(2) rarr H_2O , Delta H = -287.3 kJ),(S + H_2 + 2O_(2) rarr H_2SO_4, DeltaH = -814.4 kJ):} Then enthaply of SO_(2) at 298 K is:

If S + O_(2) rarr SO_(2), DeltaH= -398.2kJ SO_(2) + (1)/(2) O_(2) rarr SO_(3), DeltaH= -98.7kJ , SO_(3) + H_(2)O rarr H_(2)SO_(4), DeltaH= -130.2 kJ H_(2) + (1)/(2) O_(2) rarr H_(2)O, DeltaH= -227.3kJ The enthalpy of formation of sulphuric acid at 298K will be

If S + O_(2) rarr SO_(2), Delta H = -398.5 kJ SO_(2) + (1)/(2)O_(2) rarr SO_(3), Delta H= -98.7kJ , SO_(3) + H_(2)O rarr H_(2)SO_(4), Delta H= - 130.5kJ H_(2) + (1)/(2) O_(2) rarr H_(2)O, Delta H= -227.3kJ If magnitude of enthalpy of formation of sulphuric acid at 298K is 95x, x= ?

If, S+O_2 rarr SO_2, Delta H =-298.2 kj SO_2 + 1/2 O_2 rarr SO_3, Delta H=-98.7 kJ SO_3 + H_2 O rarrr H_2SO_4 , Delta H =-130.2 kJ H_2 + 1/2 O_2 rarr H_2 O, Delta H =-227.3 kJ Find Delta H for formation of H_2SO_4 at 298 K.

If S+O_(2)toSO_(2),DeltaH=-298.2 " kJ" " mole"^(-1) SO_(2)+(1)/(2)O_(2)toSO_(3)DeltaH=-98.7 " kJ" " mole"^(-1) SO_(3)+H_(2)OtoH_(2)SO_(4),DeltaH=-130.2 " kJ" " mole"^(-1) H_(2)+(1)/(2)O_(2)toH_(2)SO_(4),DeltaH=-287.3 " kJ" " mole"^(-1) the enthlapy of formation of H_(2)SO_(4) at 298 K will be