The conversion of atomic hydrogen into ordina | vedclass

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(A) The conversion of atomic hydrogen into ordinary hydrogen is represented by the reaction: $2H(g) \rightarrow H_2(g)$.This process involves the form

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Exothermic change

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(A) The conversion of atomic hydrogen into ordinary hydrogen is represented by the reaction: $2H(g) \rightarrow H_2(g)$.This process involves the formation of a chemical bond,which releases energy.The enthalpy change for this reaction is $\Delta H = -104.5 \ kcal$.Since the value of $\Delta H$ is negative,the reaction is an exothermic change.

The conversion of atomic hydrogen into ordinary hydrogen is:

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