What could the fourth quantum number of a 252 electron be? A. mg = + 1 / 2
B. ms = +1
C. ms = 0
D. ms = -1

219 grams of iron (iii) oxide reacts with excess carbon according to the reaction equation shown below. fe2o3 + c → fe + co2 after a scientist performs the chemical reaction they find the actual yield of iron to be 57.4 grams. calculate the percent yield of this chemical reaction.

Select the atomic models that belong to the same element

What happens to isotopes that are unstable?