Recall that a period is horizontal, and a group is vertical.
So if cobalt is moving "down" a period, it would be most logical to say that it would be Ni, or nickel. It could also be Copper, Zinc, Gallium, and so on. Make sense?
What are the pairs i need them before i can try to answer
the true answer is C. Sea levels rose over 300 feet
Answer:
Replication
It’s called this because when you make a copy of something like you print to copies of the same assignment you are replicating the worksheets. This is an example of the answer so replication is to make a copy of something or multiple copies.
Explanation:
