Solution: Enter your answer in the provided box. For the simple decomposition reaction AB (g) → A (g) + B (g) race = k [AB]2 and k = 0.35 L/mol • s. How long will it take for [AB] to reach 1/3 of its initial co

Enter your answer in the provided box. 

For the simple decomposition reaction A

B (g) → A (g) + B (g) 

race = k [AB]² and k = 0.35 L/mol • s. How long will it take for [AB] to reach 1/3 of its initial concentration of 1.50 M?