If Cs-O2g-CO2g- - H-rand COg-12O2-CO2g- - H-sthen- the heat of formation of CO is-

The correct option is C r s C(s)+O_2⟶CO_2(g);Δ H=r..........(i) CO(g)+12O_2(g)⟶CO_2(g); Δ H=s.......(ii) C(s)+12O_2(g)⟶ CO(g);Δ H=/ Substra ...

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Heat Engines

If Cs+O2g⟶C...

Question

If $C (s) + O_{2} (g) ⟶ {C O}_{2} (g); Δ H = r$
and $C O (g) + \frac{1}{2} O_{2} ⟶ {C O}_{2} (g); Δ H = s$
then, the heat of formation of $C O$ is:

r + s

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r - s

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s - r

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r s

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Similar questions

C (s) + O_{2} (g) \to {C O}_{2} (g); Δ H = r

C O (g) + \frac{1}{2} O_{2} (g) \to {C O}_{2} (g); Δ H = s

C O

C (s) + O_{2} (g) \to C O_{2} (g); Δ H = - 94 k c a l

2 C O (g) + O_{2} (g) \to 2 C O_{2} (g); Δ H = - 135.2 k c a l

C O (g)

C (s) + O_{2} (g) \to C O_{2} (g), Δ H = - 94

2 C O (g) + O_{2} \to 2 C O_{2} (g), Δ H = - 135.2

C O (g)

C_{(s)} + O_{2 (g)} \to C O_{2 (g)};

Δ H = - 394 k J

2 H_{2 (g)} + O_{2 (g)} \to 2 H_{2} O_{(l)};

Δ H = - 568 k J

C H_{4 (g)} + 2 O_{2 (g)} \to C O_{2 (g)} + 2 H_{2} O_{(l)};

Δ H = - 394 k J

C H_{4}

C (s) + O_{2} (g) \to {C O}_{2} (g); Δ H = - 395 k J

S (s) + O_{2} (g) \to {S O}_{2} (g); Δ H = - 295 k J

C S_{2} (l) + 3 O_{2} (g) \to {C O}_{2} (g) + 2 {S O}_{2} (g); Δ H = - 1110 k J

C S_{2} (l)

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