The movement of a solvent through a membrane separating two solutions of different concentrations. The solvent from the side of weaker concentration usually moves to the side of the stronger concentration, diluting it, until the concentrations of the solutions are equal on both sides of the membrane.
We manage Trafalgar Square, one of Londonâs most vibrant spaces in the middle of the city. Find out about the history of this heritage site, its statues and its fountains.
As the site of the Royal Palace, Dam square often is the focus of events of national importance â as in the annual Remembrance Day (May 4) ceremonies which take place at the National Monument, commemorating those who died during the Second World War.hat to see at Dam Square. 1  Royal Palace. 2  When it was completed this neoclassical building was referred to as the Eighth Wonder of the World, but youâll have to go inside to see why someone would think that.