During high-intensity exercise such as sprinting or lifting a very heavy weight, energy is provided to cells by the phosphogen system (or atp-pc system), which only works for a few seconds. if the diffusion constant of atp is 3 ×10−10 m2 s-1, how far could this molecule diffuse in 4.4 seconds?

alfred von schlieffen, german army chief of staff, was given instructions to devise a strategy that would be able to counter a joint attack. in december, 1905, he began circulating what later became known as the schlieffen plan. schlieffen argued that if war took place it was vital that france was speedily defeated.