Question

In the equation, SO2+ YO2 - ZSOy, X, Y and z are
a) 2,1,2
b) 1,2,3
c) 2,3,1​

Answer 1

Answer:

S+O

2

→SO

2

ΔH=−298.2 kJ/mole

SO

2

+

2

1

O

2

→SO

3

ΔH=−98.7 kJ/mole

SO

3

+H

2

O→H

2

SO

4

ΔH=−130.2 kJ/mole

H

2

+

2

1

O

2

→H

2

OΔH=−287.3 kJ/mole

The formation of H

2

SO

4

H

2

+S+2O

2

→H

2

SO

4

can be calculated by adding the above four equations

ΔH=−(298.2+98.7+130.2+287.3)=−814.4 kJ/mole