Explore BrainMass

Explore BrainMass

    Finding the Heat of Reaction (Enthalpy) from Heats of Formation

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    Calculate the heat of reaction at the standard reference state for the following reactions:

    2CaO(s) + 2MgO(s) + 4H2O(l) ----> 2Ca(OH)2(s) + 2Mg(OH)2(s)

    NaCl(s) + 2SO2(g) + 2H2O(l) + O2(g) ----> 2Na2SO4(s) + 4HCl(g)

    n-C4H10(g) ----> C2H4(g) + C2H6(g)

    © BrainMass Inc. brainmass.com March 4, 2021, 5:36 pm ad1c9bdddf
    https://brainmass.com/engineering/molecular-engineering/heat-reaction-enthalpy-heats-formation-2170

    Solution Preview

    The heat of reaction represents the difference in the enthalpies of the reaction products and reactants at constant pressure and at a definite temperature, with every substance in a definite physical state. If heat is liberated in the reaction, the process is said to be ...

    Solution Summary

    The solution gives a detailed explanation as to how to to calculate heat of reaction from enthalpies of formation.

    $2.49

    ADVERTISEMENT