2 Al +6 HA 2 Ald, +3H, How many moles of H, are produced when 13.5 grams of solid aluminum react with HCI? (Molar
Mass: Al=26.982; HCI=36.461: AICI,=133.341; H=2.016)

No copying 15 pts how does a free-body diagram tell you about the net force on an object?

What is another way to determine mass times acceleration?

Using this reversible reaction, answer the questions below: n2o4 2no2 (colorless) (reddish-brown) -as the temperature increased, what happened to the n2o4 concentration? -was the formation of reactants or products favored by the addition of heat? -which reaction is exothermic? right to left or left to right? -if the change of enthalpy of this reaction when proceeding left to right is 14 kcal, which chemical equation is correct? n2o4 2no2 + 14 kcal n2o4 2no2, hr = +14 kcal n2o4 + 14 kcal 2no2 n2o4 2no2, hr = -14 kcal