Question

aaaab ap & 2. E uce a neutral compound fore you begin let's consider... (this should be entered into your lab notebook) Consider the empirical formula for aluminum oxide. If you had one mole of aluminum oxide, hoy many moles of aluminum would you have? And how many moles of oxygen would you have? Based on the total number of moles of aluminum and oxygen described in Question 1, what is the percent molar composition aluminum and oxygen in an aluminum oxide Sample? Default Style English (USA) WWN

Answer 1

Aluminium oxide =) AO Imole of AlO3 =) Aloz [3 mol of o) 2 mol of Ael 07 2 mol of 0 Imole of AlO₃ contain =) 2 mol of Al I mole of Al2O3 contain a 3 mol of 0 or 2 mole of Oz somolar concentration moles of a x 200 total mole * X100 an of mola, conch of Al a moles of Al moles of Alt moles of 2 x 100 = 2 x 10020 = 40% 2+3 xCoo tymola, concentraron fo= moles of o moles of Al + moles of a 3 X 100 243 20 3 x 100- 60%