longlong9063 longlong9063

07-02-2024
Chemistry

contestada

What mixture is required to produce a neutral flame in welding?
a) Oxygen and acetylene in a 1:1 ratio
b) Oxygen and acetylene in a 1:2 ratio
c) Oxygen and acetylene in a 2:1 ratio
d) Oxygen and acetylene in a 3:1 ratio

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