I need correct answer cuz this is exam so don't write anything just for point plzzz :) ...

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

Which is the layer underground where all empty spaces are filled with a combination of air and water ?

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.