a whole of area 200 mm at the bottom of a tank 4 metres deep is closed with with a cork determine the force due to water when the density of water is 1000 kg per metre cube and acceleration due to gravity is 10 m per second squared ​

do you have a formula possibly

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.

the answer should be in the picture.