NABTEB QUESTIONS

With the aid of a diagram state FOUR differences between exothermic and endothermic reactions. – NABTEB QUESTION

Solutions

Exothermic Reaction Endothermic Reaction
ΔH is negative ΔH is positive
Heat is liberated from surrounding Heat is absorbed from surrounding
Preaction vessel is always warm Reaction vessel is always cold
No external heat supply to system There is an external Heat to the system

 

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5 years ago

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