Barium chloride and sodium acetate undergo a double displacement. How many atoms of I chlorine are used in this reaction if 641 grams of sodium acetate react?

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? ?

i think its 5049.

i hope this !

the formula mass of a molecule or a compound is the sum of the atomic weights of the atoms in its empirical formula

(that's what i know about formula mass)