There are solutions to all of those!
For the tape, make a notch by folding the end in about a centimeter or so.
For the sauce cups, in most places they have rounded corners while the covers don't.
For the soda can, try sliding a knife under the tab.
There's a reason every Lego set these days comes with a brick separator!

Just found a fourth one actually. It's just up and to the left from the black one.

There's a silver one next to the white one, and a black one a little down and to the left.