Which of the following equations represent the solubility (S) of the hydrogen in the metals?
(a) S = C exp[-Es/(kθ)]
(b) S = C exp[-Es*(kθ)]
(c) S = C log[-Es/(kθ)]
(d) S = C log[-Es*(kθ)]
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Asked question is from Gases in Metals in section Pouring – Gating Design, Melting Furnaces, Melting and Casting Quality of Casting-Forming-Welding I