When 4 moles of HCKg) react with O2(g) to form H2O(g) and Cl2(g) according to the...

Question

Question

Answer 1

Answer #1

Here energy is evolved.

That is energy is released.

So, energy of product is less than energy of reactant.

This is shown by diagram A

Reaction is exothermic as energy is released.

Answer:

A

Exothermic

Answer 2

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