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Calculate the enthalpy change where the ...

Calculate the enthalpy change where the standard heat of formation for gaseous `NH_(3)` is -11.02 kcal/mol at 298 K. The reaction given is
`(1)/(2)N_(2)(g)+(3)/(2)H_(2)(g) rarr NH_(3)(g)`

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To calculate the enthalpy change for the given reaction: \[ \frac{1}{2} N_2(g) + \frac{3}{2} H_2(g) \rightarrow NH_3(g) \] we will use the standard heat of formation of ammonia, which is given as \(-11.02 \, \text{kcal/mol}\) at \(298 \, \text{K}\). ...
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