Ask Question
14 October, 05:46

How do I calculate the standard enthalpy change for the following reaction at 25 °C?

MgCl2 (s) + H2O (l) - - > MgO (s) + 2HCl (g)

+1
Answers (1)
  1. 14 October, 06:13
    0
    MgCl2 (s) + H2O (l) → MgO (s) + 2 HCl (g)

    Using the standard enthalpies of formation given in the source below:

    (-601.24 kJ) + (2 x - 92.30 kJ) - (-641.8 kJ) - (-285.8 kJ) = + 141.76 kJ

    So:

    MgCl2 (s) + H2O (l) → MgO (s) + 2 HCl (g), ΔH = + 141.76 kJ
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “How do I calculate the standard enthalpy change for the following reaction at 25 °C? MgCl2 (s) + H2O (l) - - > MgO (s) + 2HCl (g) ...” in 📗 Chemistry if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers