Consider an insulated tank with a volume v = 2 l is separated into two equal-volume parts by a thin wall. on the left is an ideal gas at p = 100kpa and t = 500k; on the right is a vacuum. now the wall is removed. a) what is the final temperature in the tank? b) what is the ∆suniv due to the removal of the wall?

With these questions , 15 pts & brainliest

Matt is driving down 7th street. he drives 150 meters in 18 sec. assuming he doesn’t slow down or speed up, what is his speed?

Aplayground merry-go-round has a radius of 4.6 m and a moment of inertia of 200 kg-m2 and turns with negligible friction about a vertical axle through its center. a child applies a 26.0 n force tangentially to the edge of the merry-go-round for 15.0 seconds. if the merry-go-round is initially at rest, how much work did the child do on the merry-go-round?