Given that Zn-1-2O2- ZnO-35-25kJ- HgO- Hg-1-2O2-9-11kJ- The heat of the reaction Zn-HgO- ZnO-Hg is

The correct option is C 44.39kJ Zn+12O_2→ ZnO+35.25 kJ HgO→ Hg+12O_2+9.11 kJ By Adding both we get, Zn+HgO→ ZnO+Hg+44.36 kJ Heat of reaction is ...

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Hess' Law

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Question

Given that $Z n + 1 / 2 O_{2} \to Z n O + 35.25 k J . H g O \to H g + 1 / 2 O_{2} + 9.11 k J .$ The heat of the reaction $Z n + H g O \to Z n O + H g$ is

-26.14kJ

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44.39kJ

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-44.39kJ

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26.14kJ

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Solution

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Similar questions

Given that,

$Z n + \frac{1}{2} O_{2} \to Z n O + 35.25 K J$

$H g O \to H g + \frac{1}{2} O_{2} - 9.11 K J$

The heat of the reaction $Z n + H g O \to Z n O + H g$ is

Z n + \frac{1}{2} O_{2} \to Z n O Δ H = + 84000 c a l

H g + \frac{1}{2} O_{2} \to H g O Δ H = + 21700 c a l

(Δ H)

Z n + H g O \to Z n O + H g

Zn is the oxidant in the following reaction

$Z n (s) + \frac{1}{2} O_{2} ⟶ Z n O (s)$

1000^{\circ} C

i . Z n (s) + \frac{1}{2} O_{2} (g) \to Z n O (s); Δ G = - 360 KJ/mol

i i . C (s) + \frac{1}{2} O_{2} (g) \to C O (s); Δ G = - 460 KJ/mol

1000^{\circ} C

i . Z n (s) + \frac{1}{2} O_{2} (g) \to Z n O (s); Δ G = - 360 KJ/mol

i i . C (s) + \frac{1}{2} O_{2} (g) \to C O (s); Δ G = - 460 KJ/mol

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