8 The decomposition of formic acid follows 1stSolutionfor a

8. The decomposition of formic acid follows 1st

Solution

for a first order reaction,

ln(Ao/A)=kt

where k os the rate constant and Ao is the original amount and A is the amount at time t.so,

k=ln2/T

=0.0289 s^-1

so,

ln(1/0.125)=0.0289*t

or t=71.953 s