Question

10. Which zone of a flame does a goldsmith use for melting gold and silver
and why?​

Answer 1

Explanation:

Goldsmiths use the outermost part/zone of the flame to melt gold and silver. This is because the outermost zone of the flame undergoes complete combustion and is the hottest part of the flame.

Answer 2

Answer:

Goldsmiths use the outermost part/zone of theflame to melt gold and silver. This is because the outermost zone of theflame undergoes complete combustion and is the hottest part of the flame.