The rate constant for this first-order reaction is 0.650 s–1 at 400 °C.
How long (in seconds) would it take for the concentration of A to decrease from 0.660 M to 0.350 M?
Chem 132 - DrBob222, Thursday, March 21, 2013 at 12:46am
ln(No/N) = kt
No = 0.660
N = 0.350
t = unknown.
k = given
solve for t.