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The nitrogen-to-hydrogen single bond energy is 389 kJ/mol in NH3. What is the minimum frequency of radiation having the necessary energy to break this bond?

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  1. I would convert 389 kJ/mol to J, then to molecules. That would be 389 kJ/mol x (1000 J/kJ) x (1 mole/6.022E23 molecule) = ?? J/molecule. Then
    E = h*frequency.

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