Answer to Question #280787 in General Chemistry for marley

General Chemistry

Question #280787

Write the heat of formation reaction equations for:

a) C2H5OC2H5(l) b) Na2CO3(s)

Expert's answer

Standard molar enthalpy (heat) of formation Δ_fH⁰ (298.15 K, kJ/mol):-279.5 (l)

2NaHCO3 → Na2CO3 + H2O + CO2. "\\Delta\\Eta"_f =128.9 kJ

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