Answer:
4 Co(s) + 3 O2(g) = 2 Co2O3(s)
Explanation:
The answer is d hope this helps
Answer:
When observing how thallium reacts with the air of the earth's atmosphere, its hardness or resistance resembled sodium, it was not investigated further to classify it correctly
Explanation:
Now it is known that they contain different numbers of valence electrons and that thallium is a heavy metal like lead and that they have similar characteristics except for their melting point where thallium is higher.
A geological process changes the Earth's surface.
Answer:
it could be maybe a raccoon or a possum
Explanation:
