A0.1044 g sample of an unknown monoprotic acid requires 22.10 ml of 0.055 m naoh to reach the endpoint. what is the molecular weight of the unknown? as the acid is titrated, the ph of the solution after the addition of 11.05 ml of the base is 4.89. what is the ka of the acid? using an appropriate table, suggest the identity of the acid.
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? ?
there are two significant figures.
they are all solids.
The answer is bhope this