Natom of an element is shown by the model. mc016-1.jpg how is this model useful? it shows how electrons are distributed in the shells of an iron atom. it shows how electrons are distributed in the shells of a cobalt atom. it shows how orbitals are distributed in the shells of an iron atom. it shows how orbitals are distributed in the shells of a cobalt atom.

Measuring which physical property is most likely to produce the most precise results when trying to identify a substance

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?