If an element has a half life of one million years, how long will it take to be completely gone
1 answer:
It should be 2 million years
You might be interested in
Answer:
Hydrogen(H) and Heluim(He)
Explanation:
These are the only two valennce electrons and 1 energy levels.
Answer:
idk plz do not report
Explanation:
<h3>Definition:</h3>
- A reaction when an atom or compound loses one or more electrons.
- It is a reaction is a type of chemical reaction that involves a transfer of electrons between two species.
- Oxidation is gain of oxygen
<h3>For Example:</h3>
Fe + O2 —(H2O)—> Fe2O3
According to my astronomy book, it's about 0.206
Answer:
183 cg = 0.00183 kg
0.25 kg = 250 g
Explanation:
Use conversion factors. 1kg is equal to 1 x 10^5 cg (100000) and 1 kg is equal to 1 x 10^3 grams (1000 grams).