Elements on the periodic table are arranged into vertical columns called groups. Which of the following is true of the elements in a group? O All the elements in a group have the same mass.
Elements in a group have the same number of neutrons.
Elements in a group have similar properties.
O Elements in a group have the same number of protons.

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.

The equation picture below shows which type of nuclear reaction u 235 + n x e 134 + sr 100 + 2n

Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) —> 2h20(0) + 2502(9) 4fes2+1102 —> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)