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9.13 How does the atomic hydrogen or oxy-hydrogen torch function for cutting and welding purposes? Explain.
Answers (1)
Answer-
Atomic hydrogen can be prepared by dissociation of a bond of dihydrogen with the help of an electric arc. This release a huge amount of energy around 135 kJ/mol and this energy can be used to generate a high temperature of 4000K, which is desirable for welding and cutting of metals. Therefore, atomic hydrogen or oxy-hydrogen torch are used for welding purpose.
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