For the reaction , of and of are initially placed in a flask. At a certain time , the concentration of is found to be . What is the value of at this instant?

Question

For the reaction $A(g) + B(g) ightleftharpoons C(g) + D(g)$, $1	ext{ mole}$ of $A$ and $1	ext{ mole}$ of $B$ are initially placed in a $1	ext{ L}$ flask. At a certain time $t$, the concentration of $C$ is found to be $0.4	ext{ M}$. What is the value of $Q_c$ at this instant?

Prashant Kotian · Accepted Answer

Correct answer: A. At time , of is formed, so of is also formed. Reactants and consumed are each. , . .

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