Consider 2 al + 6 hcl → 2 alcl3 + 3 h2 , the reaction of al with hcl to produce hydrogen gas. what is the temperature of h2 if the hydrogen gas collected occupies 14.1 l at 9.72 atm and was produced upon reaction of 4.51 moles of al? assume the yield of the reaction is 65.0 percent.