What are you trying to say
She bought 9 raffle tickets cause she has p dollars and it takes 2 dollars for each ticket which is 4 tickets with one dollar left and then dose it again4 plusb4 is 8 plus 2 dollars is 9
Answer:
mean life = 8264.5 s
Step-by-step explanation:
k = - 0.000121
The relation is given by

Now, the mean life is the life time for which the sample retains.
The mean life is the reciprocal of the decay constant.
The relation between the mean life and the decay constant is

Answer:
29
Step-by-step explanation:
Answer:
The 3rd one
Step-by-step explanation: