English, asked by mohithag2005, 9 months ago

A mixture of Oxygen and ethyne is burnt for welding can you tell why a mixture of ethyne and air is not used​

Answers

Answered by Aditisingh123
0

Answer:

Read the one in bold

Explanation:

Because it produces sooty flame due to in combustion hence not enough to burn metals for welding

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Answered by Anonymous
1

Explanation:

When ethyne is burnt in air incomplete  supply oxygen present in the air.  However, if ethyne is burnt in oxygen, it gives a clean flame with high temperature (3000°C ) due to  complete combustion of ethyne.  Hence, this oxy-acetylene flame is used for welding and it is not possible to attain such a high  temperature with air. Due this reason a mixture of ethyne and air is not used for welding.

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