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Activation Energy

Threshold ene...

Question

Threshold energy of the reaction is (in kJ):

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Solution

Threshold energy $=$ activation energy $+$ potential energy.
For forward reaction
Threshold energy $=$ 17 kJ/mol $+$ 12 kJ/mol $=$ 29 kJ/mol.
Hence, threshold energy of the reaction is 29 kJ/mol.

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