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Ananya Shree

Class 11th
Chemistry
2 years ago
Content Issue Not Relevent Obscene Threatening Wrong Information Other

Define (i) Standard enthalpy of formation.

1 Answer
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Muskan Anand

2 years ago

Standard enthalpy of formation: The heat change accompanying the formation of 1 mole df a substance from its elements in their most stable state of aggregation is called its standard enthalpy of formation. H2(g) + 12O2(g) H2O(l); Δf He = 285.8 kJ mol-1

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