3. If 250 ml of a .01 M potassium hydroxide solution is reacted with excess carbonic acid, how many grams of potassium carbonate will have been formed?
H2CO3 + 2KOH → K2CO3 + 2HOH

its first and third is your answer i did the qustion the fourth isnt right

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? ?