Yes, carbtabs will do the job and there will be yeast. Chill them first to reduce foaming, then warm them up after re-capping. Removing all the yeast from beer isn't something that can be done in your home.
Remember one unassailable statistic, as explained by the late, great George Carlin: "Just think of how stupid the average person is, and then realize half of them are even stupider!"
"I would like to die on Mars, just not on impact." Elon Musk