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← ScienceWhich outcome increases during annealing of hydrogen-embrittled steel?
A)Hydrogen permeation rate decreases✓
B)Tensile strength catastrophically decreases
C)Void formation rate accelerates
D)Martensite formation becomes dominant
💡 Explanation
Hydrogen atoms diffuse out of the metal lattice during annealing due to increased available thermal energy facilitating diffusion, which constitutes Fick's First Law. Therefore, the hydrogen permeation rate decreases, rather than void formation, because the concentrations equilibrate.
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