Given the reaction, 4Al + 3O22Al2O3, what is the total number of moles of aluminum oxide (Al2O3) that can be formed when 54 grams of aluminum react completely with oxygen? a.1 mol b.2 mol c.3 mol d.4 mol

When a comet collides with earth, it adds material to our planet and causes great damage. therefore, a collision like this is a a. destructive force b. constructive force c. geologic process and event d. constructive and destructive force

Which statement describes both homogeneous mixtures and heterogeneous mixtures?

Adilute aqueous potassium nitrate solution is