During nuclear decay, if the atomic number decreases by one but the mass number is unchanged, the radiation emitted is

a positron
an alpha particle
a beta particle
none of these choices are correct

State two physical properties of ionic compound

What are transitions between a liquid and a solid called? identify which way they are transitioning

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.