How would a representative metal ion like copper be different from the ions shown?

20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?

The polymer used for the nonstick surface of cooking utensils is 24.0%c and 76%f by mass. what is the empirical formula of this polymer?

Calculate the percent composition by mass of each element in al(oh)3. use at least three significant figures.