This is the toughest stage for Arsenal to determine if they can win the league for the season. Arsenal will be playing against tough teams in their remaining games and it is not very certain if they will win all this up coming games.
Yes, you're right, Arsenal is certainly anxious because their position is increasingly being threatened. Meanwhile, Man City alone has a better performance every day. Of course, this will threaten Arsenal in the fight for the next EPL trophy. even in the last 5 matches, Man City has been able to win in a row without any big problems.
Man City also has won against Bayern so their motivation must be much better again. This will give a certain influence on all players and Man City. Moreover with some additional notes, Man City will be really a nightmare for Arsenal in EPL.