A. they have shared matter.
Answer:
idk but add me @a.maanndda <3
Explanation:
cause i want to be your friend :)
Answer:
what do you need help with?
Explanation:
Place mercury in the reactor. After a large amount of work, only a tiny portion of gold is created.
Decontaminate the resulting gold. This is harder than it sounds because you can't separate out non-radioactive gold from radioactive gold using purely chemical methods.
It should be obvious from this process that it currently costs much more money to create non-radioactive gold than you could ever earn by selling the gold. Creating gold from other elements is currently an expensive laboratory experiment and not a viable commercial activity. Perhaps technology will improve enough in the future to make creation of gold in nuclear reactors a profitable economic enterprise.
Answer
(B) They are the only trophic level that can use the sun's energy to create
Explanation:
Its right on Edge 2020.