SATHEE: Thermodynamics and Thermochemistry 2 Question 12

Thermodynamics and Thermochemistry 2 Question 12

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12. The $Δ H_{f}^{\circ}$ for $\mathrm{CO}{2}(g), \mathrm{CO}(g) $a n d$ \mathrm{H}{2} \mathrm{O}(g) $a r e$ -393.5,-110.5 $a n d$ -241.8 \mathrm{~kJ} \mathrm{~mol}^{-1} $r e s p e c t i v e l y . T h e s t a n d a r d e n t h a l p y c h a n g e (i n$ \mathrm{kJ} \mathrm{mol}^{-1} $) f o r t h e r e a c t i o n$ \mathrm{CO}{2}(g)+\mathrm{H}{2}(g) \longrightarrow \mathrm{CO}(g)+\mathrm{H}_{2} \mathrm{O}(g)$ is

======= ####12. The $Δ H_{f}^{\circ}$ for $\mathrm{CO}{2}(g), \mathrm{CO}(g) $a n d$ \mathrm{H}{2} \mathrm{O}(g) $a r e$ -393.5,-110.5 $a n d$ -241.8 \mathrm{~kJ} \mathrm{~mol}^{-1} $r e s p e c t i v e l y . T h e s t a n d a r d e n t h a l p y c h a n g e (i n$ \mathrm{kJ} \mathrm{mol}^{-1} $) f o r t h e r e a c t i o n$ \mathrm{CO}{2}(g)+\mathrm{H}{2}(g) \longrightarrow \mathrm{CO}(g)+\mathrm{H}_{2} \mathrm{O}(g)$ is

3e0f7ab6f6a50373c3f2dbda6ca2533482a77bed (a) 524.1

(b) +41.2

(d) -41.2

(2000, 1M)

Objective Question II

(One or more than one correct option)

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Solution:

$\mathrm{CO}{2}(g)+\mathrm{H}{2}(g) \longrightarrow \mathrm{CO}(g)+\mathrm{H}_{2} \mathrm{O}(g)$

$Δ H = Σ Δ_{f} H^{\circ} (products) - Σ Δ_{f} H^{\circ} (reactants)$

$= - 110.5 - 241.8 - (- 393.5) = + 41.20 kJ$

Thermodynamics and Thermochemistry 2 Question 12

Objective Question II

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Thermodynamics and Thermochemistry 2 Question 12

Objective Question II

Solution:

Engineering Preparation

Medical Preparation

NCERT Books & Solutions

Important Resources

Other Resources

Syllabus

Test Platform

Sample Mock Test

Mentorship

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