ndilemary94 ndilemary94

25-07-2021
Chemistry

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the text of oxygen gas in the laboratory

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dedzoedennis dedzoedennis

25-07-2021

Explanation:in testing for oxygen a glowing splint is used.

the glowing splint is brought in the presence of the test tube containing the gas

the glowing splint rekindles or lights up showing that oxygen is present.

this is a positive test because oxygen supports burning or combustion

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