Answer:
If we start with 20 atoms of plutonium – 239, how many would remain after 48,240 years?
Explanation:
So, before we are going to tackle this topic, I would discuss how to remain it as soon as possible. Like this, go to the site with so many answers to be seen. So m SC ndkz ek Afe sifrhidbjdjwsb in free jdbsjjkn WA jdj ew
I suppose that the answer is A
What kind of question is this
Answer:
The answer is "
"
Explanation:
1-mole molecules as per Avogadro number
1-mole 

