Answer:
Fossil record
Explanation:
but first think about it befor you do so it could be wrong im not a computer
One difference is that some animals are polyp and some are medusa.
The other difference is that some animals have medusa in their life or polp in their life cycle.
Hope these two differences helps :D
The correct answer would be O
2
Answer:
142.0 moles CO₂
Explanation:
To answer this question, we first need to know what a mole is. A mole represents of something, and in this case, that something is molecules.
So, to convert molecules into moles, we need to use the conversion factor .
Doing so (using dimensional analysis) gives us:
To learn about the beings of history