Question

what is the meaning of this sentence, in pure oxygen a substance burns 5 times faster than in air​

Answer 1

it means oxygen is important source to burn any substance in impure form it contain mixture of gases which decrease its efficiency so oxygen is in pure form when we burn any combustible substance in presence of pure oxygen it burn 5 times faster then when it burn in simple environment

Answer 2

Hey mate here is the correct answer.....

As we know that oxygen is required for combustion.....

And if we give pure oxygen it will burn faster than combustion in air.....

I hope it helps u out....

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