Use the equation below to determine how many grams of co are needed to react with an excess of fe2o3 to produce 104.9 g fe? you must show all of your work to receive credit.

molar mass information:
fe= 55.85 g/mol
c= 12.01 g/mol
o= 15.99 g/mol
(3 points)

i'm so !

Si una estrella no tiene paralaje medible, ¿qué puedes inferir?

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.

Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. report your answer in kilojoules