Sodium, Atomic mass: 22.989769 g
You can see in a periodic table
Answer:
Explanation:
The solution has been attached
2H2O2 decomposes into the products 2H2O + O2(g)
<em><u>look at the clues by it and try not to trust the links they trying to give u...</u></em>
<em><u>but i kinda dont know myself any periodic table i can look at?</u></em>