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IN Haber's process of manufacturing of a...

IN Haber's process of manufacturing of ammonia :
`N_(2)(g)+3H_(2)(g)to2NH_(3)(g),H_(25^(@)C)^(@)=-92.2 kJ`
Molecule `N_(2)(g)` `H_(2)(g)` `NH_(3)(g)`
`C_(p)JK^(-1)` 29.1 28.8 35.1
If `C_(p)` is independent of temperature, then reaction at `100^(@)` C as compared to that of `25^(@)` C will be :

A

More endothermic

B

less endothermic

C

more exothermic

D

less exothermic

Text Solution

Verified by Experts

The correct Answer is:
C
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In Haber's process of manufacturing of ammonia: {:(N_(2)(g)+3H_(2)(g),rarr2NH_(3)(g),,H_(25^(@)C)^(0)= -92.2 kJ,,,,,,),("molecule",N_(2)(g),H_(2)(g),NH_(3)(g),,,,,),(C_(p)JK^(-1)mol^(-1),29.1,28.8,35.1,,,,,):} If C_(p) is independent of temperature, then reaction at 100^(@)C as compared to that of 25^(@)C will be:

DeltaC_(p) for the change, N_(2)(g) + 3H_(2)(g) = 2NH_(3)(g) is

DeltaC_(p) for change ,N_(2(g))+3H_(2(g))=2NH_(3(g)) is :

N_(2)(g) + 3H_(2)(g) to 2NH_(3)(g) Delta_(r)H^(@) = -92.4 kJ What is the standard enthalpy of formation of NH_(3) ?

The heat change for the reaction, N_(2)(g)+3H_(2)(g)to2NH_(3)(g) is -92.2kJ. Calculate the heat of formation of ammonia.

For the reaction, N_(2)(g)+3H_(2)(g) hArr 2NH_(3)(g) , the units of K_(p) are …………

In the manufacture of ammonia by Haber's process, N_(2)(g) +3H_(2)(g) hArr 2NH_(3)(g)+92.3kJ , which of the following conditions is unfavourable ?

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