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If S + O(2) rarr SO(2), Delta H = -398.5...

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= ?

A

`Q _(2 ) = Q _(1) (-Q_(3)) =- Q _(4)`

B

`-Q_(2)=Q_(1) -2Q _(3) -Q_(4)`

C

`Q_(1) + Q _(2) =- (Q_(3) + Q _(4))`

D

`Q_(1) -Q_(4) =Q_(2) -Q_(3)`

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The correct Answer is:
B
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