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Law of Mass Action

In a reversib...

Question

In a reversible chemical reaction, equilibrium is said to have been established when the :

A

Concentration of reactants and products are equal

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B

Opposing reaction cease

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C

Speed of opposing reaction become equal

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D

Temperature of opposing reaction are equal

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Solution

The correct option is B Speed of opposing reaction become equal
Rate of forward reaction $=$ Rate of backward reaction i.e., when $R_{f} = R_{b}$ , equilibrium is established.

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