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lina2011 [118]
3 years ago
9

Some metals cannot be welded in air because hot metal reacts with oxygen and nitrogen in the air. How do you think such metals a

re welded?
Chemistry
1 answer:
marishachu [46]3 years ago
7 0

Explanation:

please can you send me the pic of Faith because I am not able to understand any of your location is too bad I can't answer sorry for stamp in which class you are in

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