If - S-O2- SO2- - H-298-2kJ SO2-1-2O2- SO3- - H-98-7kJ SO3-H2O- H2SO4- - H-130-2kJ H2-1-2O2- H2O- - H-227-3kJthe enthalpy of formation of H2SO4 at 298K will be-

The correct option is C 754.4 kJ On adding all the given equations, we get #160; S+2O_2+H_2→ H_2SO_4 which is the formation reaction. Δ H=( 298 ...

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Heat of Formation

If : S+O2→ ...

Question

If :
$S + O_{2} \to S O_{2}; Δ H = - 298.2 k J$
$S O_{2} + \frac{1}{2} O_{2} \to S O_{3}; Δ H = - 98.7 k J$
$S O_{3} + H_{2} O \to H_{2} S O_{4}; Δ H = - 130.2 k J$
$H_{2} + \frac{1}{2} O_{2} \to H_{2} O; Δ H = - 227.3 k J$
the enthalpy of formation of $H_{2} S O_{4}$ at $298$ K will be.

- 814.4 k J

No worries! We‘ve got your back. Try BYJU‘S free classes today!

- 650.3 k J

No worries! We‘ve got your back. Try BYJU‘S free classes today!

- 754.4 k J

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

- 433.5 k J

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

Suggest Corrections

Similar questions

S + O_{2} \to S O_{2}; Δ H = - 398.2 k J; S O_{2} + \frac{1}{2} O_{2} \to S O_{3}; Δ H = - 98.7 k J

S O_{2} + H_{2} O \to H_{2} S O_{4}; Δ H = - 130.2 k J; H_{2} + \frac{1}{2} O_{2} \to H_{2} O; Δ H = - 227.3 k J

298

S + O_{2} ⟶ S O_{2}

Δ H = - 398.2 k J

S O_{2} + \frac{1}{2} O_{2} ⟶ S O_{3}

Δ H = - 98.7 k J

S O_{3} + H_{2} O ⟶ H_{2} S O_{4}

Δ H = - 130.2 k J

H_{2} + \frac{1}{2} O_{2} ⟶ H_{2} O

Δ H = - 227.3 k J

298 K

S + O_{2} ⟶ S O_{2}; Δ H = - 298.2 k J

S O_{2} + 1 / 2 O_{2} ⟶ S O_{3}; Δ H = - 98.7 k J

S O_{3} + H_{2} O ⟶ H_{2} S O_{4}; Δ H = - 130.2 k J

H_{2} + 1 / 2 O_{2} ⟶ H_{2} O; Δ H = - 287.3 k J

H_{2} S O_{4} a t 298 K

S + O_{2} \to {S O}_{2}; Δ H = - 298.2 k J

{S O}_{2} + \frac{1}{2} O_{2} \to S O_{3}; Δ H = - 98.7 k J

{S O}_{3} + H_{2} O \to H_{2} {S O}_{4}; Δ H = - 130.2 k J

H_{2} + \frac{1}{2} O_{2} \to H_{2} O; Δ H = - 227.3 k J

H_{2} {S O}_{4}

S + O_{2} \to S O_{2}

Δ H = - 298.2

S O_{2} + \frac{1}{2} O_{2} \to S O_{3}

Δ H = - 98.7

S O_{3} + H_{2} O \to H_{2} S O_{4}

Δ H = - 130.2

H_{2} + \frac{1}{2} O_{2} \to H_{2} O

Δ H = - 287.3

H_{2} S O_{4}

Join BYJU'S Learning Program