Mining companies use this reaction to obtain iron from iron ore: fe2o3(s)+3 co(g)→2 fe(s)+3 co2(g) the reaction of 167 g fe2o3 with 85.8 gco produces 72.3 gfe. part a determine the limiting reactant, theoretical yield, and percent yield.

- "the acute form of diverticulitis can manifest itself with one or more severe attacks of infection and inflammation.

the inflammation of diverticulitis can eventually result in a bowel obstruction, which may cause constipation, thin stools, diarrhea, abdominal swelling or bloating, and abdominal pain."

answer: atomic mass was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.

explanation:

originally atomic mass was used to arrange elements on the periodic table from left to right in a row. each column then shows similar properties of elements of a group.

in modern periodic table, the atoms are arranged in increasing atomic number. as atomic number represents the number of protons in an atom which is unique for every atom.