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Q.

Given that  Ss+32O2(g)SO3(g)+2xkCal;SO2(g)+12O2(g)SO3(g)+y kcal which would be the enthalpy of formation SO2?

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a

(2- y)

b

(2+ y)

c

( y - 2x)

d

2x-y

answer is C.

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Detailed Solution

S(s)+32O2SO3(g);H=-2x

SO3(g)SO2(g)+12O2;H=y

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S(s)+O2(g)SO2(g);=Y-2x

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