Question

for the rxn 1/8S8+ 3/2O2____SO3,the difference of heat change at const p and const V at degree Celsius will be​

Answer 1

∆H-∆U = ∆nRT

n = -1/2

T = 300K

So ∆H-∆U = -1/2 ×R× 300

= -150R