Explain the difference and role between desalinization and water treatment plants.

In which block of the periodic table is uranium (u) found? s blockd blockp blockf block

Achemical reaction is done in the setup shown, resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?

Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?