When Vic turns off the neural stimulator after trying to boost both Eva and Jake's powers, Eva stands up but then Vic turns it on again and Eva puts both hands on the stool she was sitting o. But in the next scene she has her right hand on her back.
At the end when Eva rips the door off the frame,, Hartley is on the steps. But when Vic says back to the lair we go, she is now on the floor in front of the steps.
When Eva says she does not want to give back the super strength, she goes over and hits a table making it collapse but you can see that her hand never hits the table and it still collapses.