After 3 half lives it will be (1/2)^3 or 1/8 of original
so
1/8 times 10^8=1.25 x 10⁶ atoms left
Answer:
B
Explanation:
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Hi There! :)
<span>Which elements in the periodic table are metalloids or have semimetallic properties?
</span><span>Boron, Silicon, Germanium, Arsenic, Antimony, and Polonium are all metalloids. Some people consider Astatine a metalloid</span>
A. An element is the answer
Answer:
Pi to 5 decimals is 3.14159-
Brainlist pls!
P.S. It's a repeating number, but you can just put a (-), so that you don't have to type the whole thing out.