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frez [133]
2 years ago
10

You are given a pure sample of a colourless gas in a test tube. It is

Chemistry
1 answer:
Snowcat [4.5K]2 years ago
3 0

Answer:

Explanation:

If the gas pops when the top of the test tube is placed close to a flame it is hydrogen,

If it re-ignites a glowing splint it's oxygen.

Otherwise the gas is nitrogen.

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