Why are carbon compounds that contain mercury and a greater environment concern than elemental mercury?

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

The diagram below shows a cell placed in a solution. a cell is shown placed inside a beaker. it is labeled cell. the solution inside the beaker is labeled 40% salt solution and the solution inside the cell is labeled 20% salt solution. only water is allowed to move in and out of the cell. what will most likely happen to the cell? it will expand as water moves out of it. it will shrink as water moves out of it. it will expand as water moves into it. it will shrink as water moves into it.

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table