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दाखिल करना

JAMB - Chemistry (2017 - No. 20)

When ΔH is negative, a reaction is said to be
endothermic
exothermic
reversible
ionic

स्पष्टीकरण

When ΔH is negative, heat is liberated to the surrounding and it connotes an exothermic reaction.
ΔH = −ve

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