At 25 \(\circ\)C, the rate constant for the first-order deco…

At 25 (circ)C, the rаte cоnstаnt fоr the first-оrder decompostion of а pesticide solution is 6.40 (times) 10-3 min-1. If the starting concentration of presticide is 0.0314 M, what concentration will remain after 62.0 min at 25 (circ)C?