Welcome to Westonci.ca, where curiosity meets expertise. Ask any question and receive fast, accurate answers from our knowledgeable community. Explore a wealth of knowledge from professionals across different disciplines on our comprehensive platform. Get immediate and reliable solutions to your questions from a community of experienced professionals on our platform.

You are given a pure sample of a colourless gas in a test tube. It is
either oxygen, nitrogen or hydrogen. Explain how you would
identify the gas.


Sagot :

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.