Answer:
The answer to 34,977* 2,344 is 81986088. Therefore, it is an even number.
Step-by-step explanation:
Answer:
572.56
Step-by-step explanation:
V=π r2h
3=π·4.52·27
3≈572.55526
64+67 equal 131 subtract that from 180. You will get 49. :)
Answer:
4x7
Step-by-step explanation:
4x7=28
4+4+4+4+4+4+4=28
Answer:
The substance half-life is of 4.98 days.
Step-by-step explanation:
Equation for an amount of a decaying substance:
The equation for the amount of a substance that decay exponentially has the following format:

In which k is the decay rate, as a decimal.
k-value of 0.1392.
This means that:

Find the substance's half life, in days.
This is t for which
. So







The substance half-life is of 4.98 days.