VITEEE 2021 Paper

Section: Chemistry

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Question : 49 of 80

Marks: +1, -0

If C(s)+O2(g)→CO2(g);ΔH=R and
CO(g)+

1

2

O2(g)→CO2(g);ΔH=S,
then heat of formation of CO is:

R+S
R−S
R×S
S−R

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