how long would it take an oxygen molecule in blood to travel 1 meter if it did so by diffusion rather than by being transported by the circulatory system? consider the diffusion occurring in three dimensions.

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane

Ahockey player of mass 82 kg is traveling north with a velocity of 4.1 meters per second he collides with the 76 kg player traveling east at 3.4 meters per second if the two players locked together momentarily in what direction will they be going immediately after the collision how fast will they be moving

You add 800 ml of water at 20c to 800 ml of water at 80c what is the most likely final temperature of the mixture ? a. 100c b. 60c c. 25 c d.50c