Question

? Question

Given:
H₂ + Br₂ → 2HBr
Bond
Bond Energy
(kJ/mol
H-H
432
Br-Br
190
H-Br
362
Calculate the enthalpy change when hydrogen reacts with bromine.
Type the correct answer in the box. Express the answer to three significant figures e.
ΔΗ =
kj

Answer 1

Answer: -102

Step-by-step explanation:

Answer 2

Answer:-102

Explanation:The equation shows that 1 mole of H-H bonds and 1 mole of Br/Br vines are broken from 2 miles of H-Br bonds