Consider the orthosilicate (sio anion. what is the central atom? enter its chemical symbol. how many lone pairs are around the central atom? 0 what is the ideal angle between the silicon-oxygen bonds? 囗'. 。 compared to the ideal angle, you would expect the actual angle between the silicon-oxygen bonds to(choose o be. one) !

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? ?

it is the most commonly accepted one

catya your not at all which answer i've seen you do this on another question!