battery not identified

I recently paid around $500 to get my MacBook Air 11 inch fixed because of liquid damage. Part of this was removing the battery and replacing it with a new battery. That was just over a month ago. The other day when I came home from work it wouldn't turn on. Thinking maybe it had died or...

Hi All , A broke college student with a cry for help . Situation in short is as below . MacBook battery had to be changed due to "service Battery" indicator . Got a new battery and tried to change it by myself . Accidentally screw driver touched the battery connector (its metal connectors...