Answer:
the difinition of addition is adding two things together
Step-by-step explanation:
Answer:
answer is d.10
hope this helps
here are the multiple choice
A.
40%
B.
30%
C.
15%
D.
10%
Answer:
The equation that describes the amount of mass left after a time t of a radioactive isotope is the following:
where
is the mass of the sample at t = 0
is the half-life of the sample
For the element X in this problem,
We want to find the time t at which
So we need to re-arrange the equation making t the subject:
Step-by-step explanation:
Answer:
105°
Step-by-step explanation:
105°