19)Calculate the number of moles of Al2O3 that are produced when 15 mol of Fe is produced in the following reaction.
2Al(s) + 3FeO(s) → 3Fe(s) + Al2O3(s)
A) 5 mol
B)15 mol
C) 45 mol
D)7.5 mol
E)30 mol

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Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

How many grams of magnesium metal will react completely with 8.3 liters of 5.5m hcl? show all work

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.