acohenrn72 acohenrn72 05-10-2022 Chemistry Answered When 0.442g of sodium metal is added to an excess of HCl acid, 4590 J o fheat are produced. What is the enthalpy of the reaction as written: 2Na(s) + 2HCl (aq) yields 2NaCl (s) + H2 (gas).