+2, +1 is the charge of copper
Answer:
The answer is A.
Explanation:
when the ball gets to R and S then that's when gravity starts to take over instead of kinetic energy so therefore its potential energy
Answer:
Double displacement chemical reaction.
Explanation:
Hello,
In this case, for the given reaction we firstly balance it:

Then, since the lithium and potassium cations are being exchanged to each other from bromide and carbonate, we are talking about a double displacement chemical reaction.
Best regards.
<span>rusting takes a long time, and rusting is a chemical change.</span>