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Write reactions to illustrate how the equilibrium mixture in following equation is affected by the addition...

Write reactions to illustrate how the equilibrium mixture in following equation is affected by the addition of 1 M HCl. Explain in terms of Le Chatelier’s Principle.

Cu(H2O)4 ^2+(aq) + 4 NH3(aq) ⇋ Cu(NH3)4^2+(aq) + 4 H2O(l)

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Answer #1

In this equilibrium system, NH3 listed as reactant and it is weak base.

when

HCl is added then NH3 react with HCl to form NH4CL.

NH3 + HCl ..............> NH4Cl

According to  Le Chatelier’s Principle, equilibrium shift in left direction.

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