Q. For an exothermic reaction at constant pressure:

स्थिर दबाव पर एक ऊष्माक्षेपी प्रतिक्रिया के लिए:

A
ΔH > 0
B
ΔH < 0
C
ΔH = 0
D
ΔH ≥ 0

Explanation

In an exothermic reaction, heat is released to the surroundings.
This means the enthalpy of the system decreases, so ΔH is negative.

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