Answer:
There are approximately 5.55 moles
Explanation:
A, as carbon is an atomic substance - element
Explanation:
I don't think human beings will ever extinct
cause they are smart and adaptive
Answer: Massive
Explanation: There are many galaxies out in the universe and it's possible they go on indefinitely. Out of all of these, our solar system is very very tiny. As an analogy, our universe would be like an atom which are the the smallest units of matter. There are many other galaxies that we just haven't been able to discover but they are there.
Answer:
Bromine gains an electron
Explanation:
According to oxidation and reduction
