A concept map is shown. Which of the following topics best completes the graphic organizer?

A. Physical properties of elements

B. Chemical properties of elements

C. Evidence of a physical change

D. Evidence of a chemical change

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.

Which element is the least metallic between cadmium, silver, zinc, or iron?

What best discribes the relationship between wavelength and frequency in a electromagnetic wave