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What do the symbols mean Delta Hr Hf Hc Hn Ha in chemistry btw i know theyre enthalpy changes?
Wiki User
∙ 10y ago
delta Hr is the enthalphy change of a reaction
delta Hf is the enthalpy of formation where one mole of a substance is formed ( generally in its naturally occurring physical state)
delta Hc is the enthalpy of combustion where one mole of a substance in its standard state undergoes combustion
delta Hn is the enthalpy of neutralization where one mole of H+ reacts with OH- to form one mole of H2O
delta Ha is the enthalpy of atomization where a molecule splits to form its neutral atomic components
Wiki User
∙ 10y ago
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