anila209x anila209x 20-03-2021 Mathematics contestada Question 83 pts Given that 2 Al + 6 HCl → 2 AlCl3 + 3H2 UR ON TIMER GO FASTtt How many moles of hydrogen are produced if we start from 2.2 mol Al and 4.2 mol HCl? 2.1 mol H2 How many moles of excess reactant are left over?