Question

Concerning exponential decay: 

a) half time constant equals a half litre 

b) 3 time constant equals 97% 

c) the rate of change is proportional to the quantity at a certain time 

d) at one time constant, 37% remains 

e) the time constant is the time at which the process would have been complete had the initial rate of change continued.

Answer 1

a) False; 

b) True; 

c) True; 

d) True; 

e) True