Just have a bit of patience.
One of the malware removal people will soon help you with cleaning up things.
I guess you mean Chrome and not Google since Google is not a application.
It is perfectly normal to see multiple entries of Chrome in the taskmanager, that is just how Chrome is working/programmed.
Depending on the OS, your hardware and the applications you have running the amount of processes can be anywhere between 20 and 200.
If you really want to learn about computer and everything related, start with learning how hardware is working.
After all without hardware, software, the internet and such can't work at all.
Unless you are a "miracle kid", it will take several years to even gain the knowledge of the basic things.
You will need to learn about electronics, master the binary system and such.
It is as with a pizza.
You can have everything for the topping, but without the bottom you will not be able to make a pizza