true or false You have to have the same number of each type of atom on the left-and right-handside of a chemical equation

true :)

Explanation:

if the equation isn't balanced, it isn't a proper chemical equation

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?