# 6.021/Notes/2006-09-21

• $\displaystyle{ \pi(x,t)= RTC_\Sigma(x,t) }$
• $\displaystyle{ \Phi_V = L_V((p^i-\pi^i)-(p^o-\pi^o)) }$
• The osmotic pressure is about $\displaystyle{ 2.5 * 10^6 }$, the height of the fresh water in the pipe is negligible pressure. This corresponds to about a depth of around 250m.