Could You Please Help With This Exercise.

[mufarrid]

How many particles are present in a closed container if the energy it contains is 95577.88J, and the diatomic oxygen gas is moving at a velocity of 51.28m/s?

[Buenchico]

See here. (Simply substitute your own figures):
https://www.assignmentexpert.com/homework-answers/physics/classical-mechanics/question-146558

[bobbinwales]

Do it in small steps. From night school days of old there's a formula for kinetic energy involving mass and speed.
Use that to find mass. Then use atomic weight's for oxygen to find number of atoms?.

[emmie]

glad that i am not scientifically minded.. good answers though