Question

Define Le-Chatelier principle?

Answer 1

 a constraint (such as a change in pressure, temperature, or concentration of a reactant) is applied to a system in equilibrium, the equilibrium will shift so as to tend to counteract the effect of the constraint.

Answer 2

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Here is your answer

Le chatelier principle :

If a system of equilibrium is subjected to the change pressure, temperature, concentration the system is shifted in such a way that to nullify the effect of change