The reaction, N2O4(.g.) arrow 2NO2(.g.) , is a first order reaction, which of the following best describes the variation of concentration of N2O4 with time?

Question

The reaction, N2O4(.g.) arrow 2NO2(.g.) , is a first order reaction, which of the following best describes the variation of concentration of N2O4 with time? (A) Option 1

(B)

(C)

(D)

Tardigrade Admin · Accepted Answer

For first order reaction, the concentration of reactant decreases exponentially with passage of time. <img class="img-fluid question-image" alt="Solution" src="https://cdn.tardigrade.in/q/nta/c-ysoi0yryarmhlrk6.jpg" />

Q. The reaction, N2​O4​(g)→2NO2​(g) , is a first order reaction, which of the following best describes the variation of concentration of N2​O4​ with time?

For first order reaction, the concentration of reactant decreases exponentially with passage of time.

Q. The reaction, $N_{2} O_{4} (g) \to 2 N O_{2} (g)$ , is a first order reaction, which of the following best describes the variation of concentration of $N_{2} O_{4}$ with time?